141 lines
53 KiB
JavaScript
141 lines
53 KiB
JavaScript
import{createRequire} from"node:module";const require=createRequire(import.meta.url);
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import{a as F,b,c as M,d as He,e as w,f as v,g as Y,h as Z}from"./chunk-WKPK7M56.js";import{a as st}from"./chunk-4I3HOE5Z.js";import{a as $}from"./chunk-J3LJZWL2.js";import{f as qe,g as X}from"./chunk-4WKZNNJK.js";import{a as J}from"./chunk-7CSMHFIJ.js";import{a as _e}from"./chunk-KTPCYKBB.js";import{c as _}from"./chunk-XEKXHOPO.js";import{a as D,b as G}from"./chunk-QAYAQNCG.js";import{b as We,d as et,e as tt,f as nt}from"./chunk-BZUGFHVS.js";var q,Je=We(()=>{"use strict";q=class{input;pos=0;tokens=[];constructor(n){this.input=n}tokenize(){for(;this.pos<this.input.length&&(this.skipWhitespace(),!(this.pos>=this.input.length));){let n=this.nextToken();n&&this.tokens.push(n)}return this.tokens.push({type:"eof",value:"",pos:this.pos}),this.tokens}skipWhitespace(){for(;this.pos<this.input.length;){let n=this.input[this.pos];if(n===" "||n===" "||n===`
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`||n==="\r")this.pos++;else if(n==="#")for(;this.pos<this.input.length&&this.input[this.pos]!==`
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`;)this.pos++;else break}}nextToken(){let n=this.pos,t=this.input[this.pos];if(t>="0"&&t<="9")return this.readNumber();if(t==='"'||t==="'"||t==="`")return this.readString(t);if(t==="b"&&this.pos+1<this.input.length){let o=this.input[this.pos+1];if(o==='"'||o==="'"||o==="`")return this.pos++,this.readString(o)}if(t==="/"){let o=this.tokens[this.tokens.length-1];return o&&(o.type==="int"||o.type==="float"||o.type==="string"||o.type==="ident"||o.type===")"||o.type==="]")?this.input[this.pos+1]==="/"?(this.pos+=2,{type:"//",value:"//",pos:n}):(this.pos++,{type:"/",value:"/",pos:n}):this.readRegex()}if(this.match("not in"))return{type:"not in",value:"not in",pos:n};if(this.match("=>"))return{type:"=>",value:"=>",pos:n};if(this.match("**"))return{type:"**",value:"**",pos:n};if(this.match("++"))return{type:"++",value:"++",pos:n};if(this.match("//"))return{type:"//",value:"//",pos:n};if(this.match("=="))return{type:"==",value:"==",pos:n};if(this.match("!="))return{type:"!=",value:"!=",pos:n};if(this.match("<="))return{type:"<=",value:"<=",pos:n};if(this.match(">="))return{type:">=",value:">=",pos:n};if(this.match("&&"))return{type:"&&",value:"&&",pos:n};if(this.match("||"))return{type:"||",value:"||",pos:n};let r=new Map([["(","("],[")",")"],["[","["],["]","]"],["{","{"],["}","}"],[",",","],[":",":"],[";",";"],["+","+"],["-","-"],["*","*"],["%","%"],["<","<"],[">",">"],["!","!"],[".","."],["|","|"],["=","="]]).get(t);if(r!==void 0)return this.pos++,{type:r,value:t,pos:n};if(this.isIdentStart(t))return this.readIdentifier();throw new Error(`Unexpected character '${t}' at position ${this.pos}`)}match(n){if(this.input.slice(this.pos,this.pos+n.length)===n){if(/^[a-zA-Z]/.test(n)){let t=this.input[this.pos+n.length];if(t&&this.isIdentChar(t))return!1}return this.pos+=n.length,!0}return!1}isIdentStart(n){return n>="a"&&n<="z"||n>="A"&&n<="Z"||n==="_"}isIdentChar(n){return this.isIdentStart(n)||n>="0"&&n<="9"}readNumber(){let n=this.pos,t=!1,s=!1;for(;this.pos<this.input.length;){let o=this.input[this.pos];if(o>="0"&&o<="9")this.pos++;else if(o==="_")this.pos++;else if(o==="."&&!t&&!s)t=!0,this.pos++;else if((o==="e"||o==="E")&&!s)s=!0,t=!0,this.pos++,this.pos<this.input.length&&(this.input[this.pos]==="+"||this.input[this.pos]==="-")&&this.pos++;else break}let r=this.input.slice(n,this.pos).replace(/_/g,"");return{type:t?"float":"int",value:r,pos:n}}readString(n){let t=this.pos;this.pos++;let s="";for(;this.pos<this.input.length;){let r=this.input[this.pos];if(r===n)return this.pos++,{type:"string",value:s,pos:t};if(r==="\\"){if(this.pos++,this.pos<this.input.length){let o=this.input[this.pos];switch(o){case"n":s+=`
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`;break;case"r":s+="\r";break;case"t":s+=" ";break;case"\\":s+="\\";break;case'"':s+='"';break;case"'":s+="'";break;case"`":s+="`";break;case"0":s+="\0";break;default:s+=o}this.pos++}}else s+=r,this.pos++}throw new Error(`Unterminated string starting at position ${t}`)}readRegex(){let n=this.pos;this.pos++;let t="",s="";for(;this.pos<this.input.length;){let r=this.input[this.pos];if(r==="/"){for(this.pos++;this.pos<this.input.length&&this.input[this.pos]==="i";)s+=this.input[this.pos],this.pos++;return{type:"regex",value:t+(s?`/${s}`:""),pos:n}}r==="\\"?(t+=r,this.pos++,this.pos<this.input.length&&(t+=this.input[this.pos],this.pos++)):(t+=r,this.pos++)}throw new Error(`Unterminated regex starting at position ${n}`)}readIdentifier(){let n=this.pos;for(;this.pos<this.input.length&&this.isIdentChar(this.input[this.pos]);)this.pos++;let t=!1;this.pos<this.input.length&&this.input[this.pos]==="?"&&(t=!0,this.pos++);let s=this.input.slice(n,t?this.pos-1:this.pos);t&&(s+="?");let r=new Map([["true","true"],["false","false"],["null","null"],["and","and"],["or","or"],["eq","eq"],["ne","ne"],["lt","lt"],["le","le"],["gt","gt"],["ge","ge"],["in","in"],["as","as"],["_","_"]]),o=s.replace(/\?$/,""),a=r.get(o);return a!==void 0&&!t?{type:a,value:o,pos:n}:{type:"ident",value:s,pos:n}}}});var ze={};et(ze,{parseMoonblade:()=>H,parseNamedExpressions:()=>U});function U(e){let n=[],s=new q(e).tokenize(),r=0,o=()=>s[r]||{type:"eof",value:"",pos:0},a=()=>s[r++];for(;o().type!=="eof";){if(o().type===","&&n.length>0){a();continue}let d=[],u=0,p=r;for(;o().type!=="eof";){let i=o();if((i.type===","||i.type==="as")&&u===0)break;(i.type==="("||i.type==="["||i.type==="{")&&u++,(i.type===")"||i.type==="]"||i.type==="}")&&u--,d.push(a())}d.push({type:"eof",value:"",pos:0});let h=new z(d).parse(),l;if(o().type==="as")if(a(),o().type==="("){a();let 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this.advance(),{type:"func",name:"not",args:[{expr:this.parseExpr(R.UNARY)}]};default:throw new Error(`Unexpected token: ${n.type} (${n.value})`)}}parseFunctionCall(n){this.expect("(");let t=[];if(this.peek().type!==")")do{t.length>0&&this.peek().type===","&&this.advance();let s;if(this.peek().type==="ident"){let o=this.peek().value,a=this.pos+1;a<this.tokens.length&&this.tokens[a].type==="="&&(s=o,this.advance(),this.advance())}let r=this.parseExpr(0);t.push({name:s,expr:r})}while(this.peek().type===",");return this.expect(")"),{type:"func",name:n.toLowerCase(),args:t}}parseList(){this.expect("[");let n=[];if(this.peek().type!=="]")do n.length>0&&this.peek().type===","&&this.advance(),n.push(this.parseExpr(0));while(this.peek().type===",");return this.expect("]"),{type:"list",elements:n}}parseMap(){this.expect("{");let n=[];if(this.peek().type!=="}")do{n.length>0&&this.peek().type===","&&this.advance();let t;if(this.peek().type==="ident")t=this.peek().value,this.advance();else 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`,stderr:"",exitCode:0}}}function Ye(e){return e.replace(/[^a-zA-Z0-9_-]/g,"_")||"empty"}function it(e){let n=2166136261;for(let t=0;t<e.length;t++)n=(n^e.charCodeAt(t))*16777619>>>0;return n.toString(36).padStart(6,"0").slice(0,6)}async function Ce(e,n){let t="",s=".",r=[];for(let l=0;l<e.length;l++){let i=e[l];(i==="-o"||i==="--output")&&l+1<e.length?s=e[++l]:i.startsWith("-")||(t?r.push(i):t=i)}if(!t)return{stdout:"",stderr:`xan partition: usage: xan partition COLUMN [FILE]
|
|
`,exitCode:1};let{headers:o,data:a,error:d}=await v(r,n);if(d)return d;if(!o.includes(t))return{stdout:"",stderr:`xan partition: column '${t}' not found
|
|
`,exitCode:1};let u=new Map;for(let l of a){let i=String(l[t]??"");u.has(i)||u.set(i,[]),u.get(i)?.push(l)}let p=new Map;for(let l of u.keys()){let i=Ye(l);p.set(i,(p.get(i)??0)+1)}let c=new Set,h=new Map;for(let l of u.keys()){let i=Ye(l),m=(p.get(i)??0)>1?`${i}_${it(l)}`:i,g=`${m}.csv`,y=1;for(;c.has(g);)g=`${m}_${y}.csv`,y++;c.add(g),h.set(l,g)}try{let l=n.fs.resolvePath(n.cwd,s);for(let[i,f]of u){let m=h.get(i);if(!m)continue;let g=n.fs.resolvePath(l,m);await n.fs.writeFile(g,w(o,f))}return{stdout:`Partitioned into ${u.size} files by '${t}'
|
|
`,stderr:"",exitCode:0}}catch{return{stdout:`${Array.from(u.entries()).map(([i,f])=>`${i}: ${f.length} rows`).join(`
|
|
`)}
|
|
`,stderr:"",exitCode:0}}}async function be(e,n){if(e.length===0)return{stdout:"",stderr:`xan to: usage: xan to <format> [FILE]
|
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`,exitCode:1};let t=e[0],s=e.slice(1);return t==="json"?at(s,n):{stdout:"",stderr:`xan to: unsupported format '${t}'
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|
`,exitCode:1}}async function at(e,n){let t=e.filter(a=>!a.startsWith("-")),{data:s,error:r}=await v(t,n);return r||{stdout:`${JSON.stringify(s,null,2)}
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|
`,stderr:"",exitCode:0}}async function Se(e,n){let t="",s=[];for(let r=0;r<e.length;r++){let o=e[r];(o==="-f"||o==="--format")&&r+1<e.length?t=e[++r]:o.startsWith("-")||s.push(o)}return t?t==="json"?lt(s,n):{stdout:"",stderr:`xan from: unsupported format '${t}'
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|
`,exitCode:1}:{stdout:"",stderr:`xan from: usage: xan from -f <format> [FILE]
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|
`,exitCode:1}}async function lt(e,n){let t=e[0],s;if(!t||t==="-")s=_(n.stdin);else try{let r=n.fs.resolvePath(n.cwd,t);s=await n.fs.readFile(r)}catch{return{stdout:"",stderr:`xan from: ${t}: No such file or directory
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|
`,exitCode:1}}try{let r=JSON.parse(s.trim());if(!Array.isArray(r))return{stdout:"",stderr:`xan from: JSON input must be an array
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|
`,exitCode:1};if(r.length===0)return{stdout:`
|
|
`,stderr:"",exitCode:0};if(Array.isArray(r[0])){let[a,...d]=r,u=d.map(p=>{let c=F();for(let h=0;h<a.length;h++)b(c,a[h],p[h]);return c});return{stdout:w(a,u),stderr:"",exitCode:0}}let o=Object.keys(r[0]).sort();return{stdout:w(o,r),stderr:"",exitCode:0}}catch{return{stdout:"",stderr:`xan from: invalid JSON input
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|
`,exitCode:1}}}async function ke(e,n){let t=!1,s=0,r="",o=[];for(let l=0;l<e.length;l++){let i=e[l];if(i==="-v"||i==="--invert")t=!0;else if((i==="-l"||i==="--limit")&&l+1<e.length)s=Number.parseInt(e[++l],10);else{if(i==="--help")return D({name:"xan filter",summary:"Filter rows by expression",usage:"xan filter [OPTIONS] EXPR [FILE]",description:"Filter CSV rows using moonblade expressions.",options:["-v, --invert invert match","-l, --limit N limit output to N rows"," --help display help"]});i.startsWith("-")||(r?o.push(i):r=i)}}if(!r)return{stdout:"",stderr:`xan filter: no expression specified
|
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`,exitCode:1};let{headers:a,data:d,error:u}=await v(o,n);if(u)return u;let p={limits:n.limits?{maxIterations:n.limits.maxJqIterations}:void 0},c=Xe(r),h=[];for(let l of d){if(s>0&&h.length>=s)break;let i=$(l,c,p),f=i.length>0&&i.some(m=>!!m);(t?!f:f)&&h.push(l)}return{stdout:w(a,h),stderr:"",exitCode:0}}async function Ie(e,n){let t="",s=!1,r=!1,o=[];for(let c=0;c<e.length;c++){let h=e[c];h==="-N"||h==="--numeric"?s=!0:h==="-R"||h==="-r"||h==="--reverse"?r=!0:h==="-s"&&c+1<e.length?t=e[++c]:h.startsWith("-")||o.push(h)}let{headers:a,data:d,error:u}=await v(o,n);if(u)return u;!t&&a.length>0&&(t=a[0]);let p=[...d].sort((c,h)=>{let l=c[t],i=h[t],f;if(s){let m=typeof l=="number"?l:Number.parseFloat(String(l)),g=typeof i=="number"?i:Number.parseFloat(String(i));f=m-g}else f=String(l).localeCompare(String(i));return r?-f:f});return{stdout:w(a,p),stderr:"",exitCode:0}}async function Ne(e,n){let t="",s=[];for(let p=0;p<e.length;p++){let c=e[p];c==="-s"&&p+1<e.length?t=e[++p]:c.startsWith("-")||s.push(c)}let{headers:r,data:o,error:a}=await v(s,n);if(a)return a;let d=new Set,u=o.filter(p=>{let c=t?String(p[t]):JSON.stringify(p);return d.has(c)?!1:(d.add(c),!0)});return{stdout:w(r,u),stderr:"",exitCode:0}}async function Ee(e,n){let t=10,s="",r=!1,o=[];for(let h=0;h<e.length;h++){let l=e[h];(l==="-l"||l==="-n")&&h+1<e.length?t=Number.parseInt(e[++h],10):l==="-R"||l==="-r"||l==="--reverse"?r=!0:l.startsWith("-")||(s?o.push(l):s=l)}let{headers:a,data:d,error:u}=await v(o,n);if(u)return u;!s&&a.length>0&&(s=a[0]);let c=[...d].sort((h,l)=>{let i=h[s],f=l[s],m=typeof i=="number"?i:Number.parseFloat(String(i)),g=typeof f=="number"?f:Number.parseFloat(String(f));return r?m-g:g-m}).slice(0,t);return{stdout:w(a,c),stderr:"",exitCode:0}}V();async function Ae(e,n){let t="",s=!1,r=!1,o=[];for(let f=0;f<e.length;f++){let m=e[f];m==="-O"||m==="--overwrite"?s=!0:m==="--filter"?r=!0:m.startsWith("-")||(t?o.push(m):t=m)}if(!t)return{stdout:"",stderr:`xan map: no expression specified
|
|
`,exitCode:1};let{headers:a,data:d,error:u}=await v(o,n);if(u)return u;let c=U(t).map(({expr:f,name:m})=>({alias:typeof m=="string"?m:m[0],ast:O(f)})),h={limits:n.limits?{maxIterations:n.limits.maxJqIterations}:void 0},l;if(s){l=[...a];for(let f of c)a.includes(f.alias)||l.push(f.alias)}else l=[...a,...c.map(f=>f.alias)];let i=[];for(let f=0;f<d.length;f++){let m=d[f],g=M(m),y=!1,x=Object.assign(X(m),{_row_index:f});for(let k of c){let N=$(x,k.ast,h),C=N.length>0?N[0]:null;if(r&&C==null){y=!0;break}b(g,k.alias,C)}y||i.push(g)}return{stdout:w(l,i),stderr:"",exitCode:0}}async function Fe(e,n){let t="",s="",r="",o=[];for(let m=0;m<e.length;m++){let g=e[m];(g==="-r"||g==="--rename")&&m+1<e.length?r=e[++m]:g.startsWith("-")||(t?s?o.push(g):s=g:t=g)}if(!t||!s)return{stdout:"",stderr:`xan transform: usage: xan transform COLUMN EXPR [FILE]
|
|
`,exitCode:1};let{headers:a,data:d,error:u}=await v(o,n);if(u)return u;let p=t.split(",").map(m=>m.trim()),c=r?r.split(",").map(m=>m.trim()):[];for(let m of p)if(!a.includes(m))return{stdout:"",stderr:`xan transform: column '${m}' not found
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|
`,exitCode:1};let h=O(U(s)[0]?.expr||(V(),nt(ze)).parseMoonblade(s)),l={limits:n.limits?{maxIterations:n.limits.maxJqIterations}:void 0},i=a.map(m=>{let g=p.indexOf(m);return g!==-1&&c[g]?c[g]:m}),f=[];for(let m of d){let g=M(m);for(let y=0;y<p.length;y++){let x=p[y],k=Object.assign(X(m),{_:m[x]}),N=$(k,h,l),C=N.length>0?N[0]:null,A=c[y]||x;A!==x&&delete g[x],b(g,A,C)}f.push(g)}return{stdout:w(i,f),stderr:"",exitCode:0}}async function Oe(e,n){let t="",s="|",r=!1,o="",a=[];for(let i=0;i<e.length;i++){let f=e[i];(f==="-s"||f==="--separator")&&i+1<e.length?s=e[++i]:f==="--drop-empty"?r=!0:(f==="-r"||f==="--rename")&&i+1<e.length?o=e[++i]:f.startsWith("-")||(t?a.push(f):t=f)}if(!t)return{stdout:"",stderr:`xan explode: usage: xan explode COLUMN [FILE]
|
|
`,exitCode:1};let{headers:d,data:u,error:p}=await v(a,n);if(p)return p;if(!d.includes(t))return{stdout:"",stderr:`xan explode: column '${t}' not found
|
|
`,exitCode:1};let c=o?d.map(i=>i===t?o:i):d,h=o||t,l=[];for(let i of u){let f=i[t],m=f==null?"":String(f);if(m===""){if(!r){let g=M(i);o&&(delete g[t],b(g,h,"")),l.push(g)}}else{let g=m.split(s);for(let y of g){let x=M(i);o&&delete x[t],b(x,h,y),l.push(x)}}}return{stdout:w(c,l),stderr:"",exitCode:0}}async function Le(e,n){let t="",s="|",r="",o=[];for(let g=0;g<e.length;g++){let y=e[g];(y==="-s"||y==="--sep")&&g+1<e.length?s=e[++g]:(y==="-r"||y==="--rename")&&g+1<e.length?r=e[++g]:y.startsWith("-")||(t?o.push(y):t=y)}if(!t)return{stdout:"",stderr:`xan implode: usage: xan implode COLUMN [FILE]
|
|
`,exitCode:1};let{headers:a,data:d,error:u}=await v(o,n);if(u)return u;if(!a.includes(t))return{stdout:"",stderr:`xan implode: column '${t}' not found
|
|
`,exitCode:1};let p=a.filter(g=>g!==t),c=r?a.map(g=>g===t?r:g):a,h=r||t,l=[],i=null,f=[],m=null;for(let g of d){let y=p.map(N=>String(g[N]??"")).join("\0"),x=g[t],k=x==null?"":String(x);if(y!==i){if(m!==null){let N=M(m);r&&delete N[t],b(N,h,f.join(s)),l.push(N)}i=y,f=[k],m=g}else f.push(k)}if(m!==null){let g=M(m);r&&delete g[t],b(g,h,f.join(s)),l.push(g)}return{stdout:w(c,l),stderr:"",exitCode:0}}async function Pe(e,n){let t="",s="",r="",o="",a="inner",d="",u=0;for(let C=0;C<e.length;C++){let A=e[C];A==="--left"?a="left":A==="--right"?a="right":A==="--full"?a="full":(A==="-D"||A==="--default")&&C+1<e.length?d=e[++C]:A.startsWith("-")||(u++,u===1?t=A:u===2?s=A:u===3?r=A:u===4&&(o=A))}if(!t||!s||!r||!o)return{stdout:"",stderr:`xan join: usage: xan join KEY1 FILE1 KEY2 FILE2 [OPTIONS]
|
|
`,exitCode:1};let p=await v([s],n);if(p.error)return p.error;let c=await v([o],n);if(c.error)return c.error;let{headers:h,data:l}=p,{headers:i,data:f}=c;if(!h.includes(t))return{stdout:"",stderr:`xan join: column '${t}' not found in first file
|
|
`,exitCode:1};if(!i.includes(r))return{stdout:"",stderr:`xan join: column '${r}' not found in second file
|
|
`,exitCode:1};let m=new Map;for(let C of f){let A=String(C[r]??"");m.has(A)||m.set(A,[]),m.get(A)?.push(C)}let g=new Set(h),y=i.filter(C=>!g.has(C)),x=[...h,...y],k=[],N=new Set;for(let C of l){let A=String(C[t]??""),j=m.get(A);if(j&&j.length>0){N.add(A);for(let L of j){let T=F();for(let W of h)b(T,W,C[W]);for(let W of y)b(T,W,L[W]);k.push(T)}}else if(a==="left"||a==="full"){let L=F();for(let T of h)b(L,T,C[T]);for(let T of y)b(L,T,d);k.push(L)}}if(a==="right"||a==="full")for(let C of f){let A=String(C[r]??"");if(!N.has(A)){let j=F();for(let L of h)b(j,L,i.includes(L)?C[L]:d);for(let L of y)b(j,L,C[L]);k.push(j)}}return{stdout:w(x,k),stderr:"",exitCode:0}}async function Re(e,n){let t="",s="",r=[],o=[];for(let y=0;y<e.length;y++){let x=e[y];(x==="-g"||x==="--groupby")&&y+1<e.length?r=e[++y].split(",").map(k=>k.trim()):x.startsWith("-")||(t?s?o.push(x):s=x:t=x)}if(!t||!s)return{stdout:"",stderr:`xan pivot: usage: xan pivot COLUMN AGG_EXPR [OPTIONS] [FILE]
|
|
`,exitCode:1};let{headers:a,data:d,error:u}=await v(o,n);if(u)return u;if(!a.includes(t))return{stdout:"",stderr:`xan pivot: column '${t}' not found
|
|
`,exitCode:1};let p=s.match(/^(\w+)\((\w+)\)$/);if(!p)return{stdout:"",stderr:`xan pivot: invalid aggregation expression '${s}'
|
|
`,exitCode:1};let[,c,h]=p;r.length===0&&(r=a.filter(y=>y!==t&&y!==h));let l=[];for(let y of d){let x=String(y[t]??"");l.includes(x)||l.push(x)}let i=new Map,f=[];for(let y of d){let x=r.map(A=>String(y[A]??"")).join("\0"),k=String(y[t]??""),N=y[h];i.has(x)||(i.set(x,new Map),f.push(x));let C=i.get(x);C&&(C.has(k)||C.set(k,[]),C.get(k)?.push(N))}let m=[...r,...l],g=[];for(let y of f){let x=y.split("\0"),k=i.get(y);if(!k)continue;let N=F();for(let C=0;C<r.length;C++)b(N,r[C],x[C]);for(let C of l){let A=k.get(C)||[];b(N,C,ut(c,A))}g.push(N)}return{stdout:w(m,g),stderr:"",exitCode:0}}function ut(e,n){let t=n.filter(s=>s!=null).map(s=>typeof s=="number"?s:Number.parseFloat(String(s))).filter(s=>!Number.isNaN(s));switch(e){case"count":return n.length;case"sum":return t.reduce((s,r)=>s+r,0);case"mean":case"avg":return t.length>0?t.reduce((s,r)=>s+r,0)/t.length:null;case"min":return t.length>0?Math.min(...t):null;case"max":return t.length>0?Math.max(...t):null;case"first":return n.length>0?String(n[0]??""):null;case"last":return n.length>0?String(n[n.length-1]??""):null;default:return null}}async function Me(e,n){let t="",s=[];for(let d=0;d<e.length;d++){let u=e[d];(u==="-s"||u==="--sort")&&d+1<e.length?t=e[++d]:u.startsWith("-")||s.push(u)}if(s.length<2)return{stdout:"",stderr:`xan merge: usage: xan merge [OPTIONS] FILE1 FILE2 ...
|
|
`,exitCode:1};let r=[],o=null;for(let d of s){let u=await v([d],n);if(u.error)return u.error;if(o===null)o=u.headers;else if(JSON.stringify(o)!==JSON.stringify(u.headers))return{stdout:"",stderr:`xan merge: all files must have the same headers
|
|
`,exitCode:1};r.push({headers:u.headers,data:u.data})}if(!o)return{stdout:"",stderr:"",exitCode:0};let a=[];for(let{data:d}of r)a=a.concat(d);if(t){if(!o.includes(t))return{stdout:"",stderr:`xan merge: column '${t}' not found
|
|
`,exitCode:1};a.sort((d,u)=>{let p=d[t],c=u[t],h=typeof p=="number"?p:Number.parseFloat(String(p)),l=typeof c=="number"?c:Number.parseFloat(String(c));return!Number.isNaN(h)&&!Number.isNaN(l)?h-l:String(p??"").localeCompare(String(c??""))})}return{stdout:w(o,a),stderr:"",exitCode:0}}V();async function $e(e,n){let t=e.filter(u=>!u.startsWith("-")),{headers:s,data:r,error:o}=await v(t,n);return o||(r.length===0?{stdout:"",stderr:"",exitCode:0}:{stdout:r.map(u=>s.map(p=>u[p])).map(u=>u.map(p=>ct(p)).join(",")).join(`
|
|
`)+`
|
|
`,stderr:"",exitCode:0})}function ct(e){if(e==null)return"";let n=String(e);return n.includes(",")||n.includes('"')||n.includes(`
|
|
`)?`"${n.replace(/"/g,'""')}"`:n}async function Te(e,n){let t=null,s=null,r=[];for(let l=0;l<e.length;l++){let i=e[l];if(i==="--seed"&&l+1<e.length)s=Number.parseInt(e[++l],10);else if(!i.startsWith("-")){let f=Number.parseInt(i,10);t===null&&!Number.isNaN(f)&&f>0?t=f:r.push(i)}}if(t===null)return{stdout:"",stderr:`xan sample: usage: xan sample <sample-size> [FILE]
|
|
`,exitCode:1};let{headers:o,data:a,error:d}=await v(r,n);if(d)return d;if(a.length<=t)return{stdout:w(o,a),stderr:"",exitCode:0};let u=s!==null?s:Date.now(),p=()=>(u=u*1103515245+12345&2147483647,u/2147483647),c=a.map((l,i)=>i);for(let l=c.length-1;l>0;l--){let i=Math.floor(p()*(l+1));[c[l],c[i]]=[c[i],c[l]]}let h=c.slice(0,t).sort((l,i)=>l-i).map(l=>a[l]);return{stdout:w(o,h),stderr:"",exitCode:0}}async function je(e,n){let t=!1,s=[];for(let u=0;u<e.length;u++){let p=e[u];p==="-p"||p==="--pad"?t=!0:p.startsWith("-")||s.push(p)}if(s.length===0)return{stdout:"",stderr:`xan cat: no files specified
|
|
`,exitCode:1};let r=await _e(n,s,{cmdName:"xan cat",stopOnError:!0});if(r.exitCode!==0)return{stdout:"",stderr:r.stderr,exitCode:r.exitCode};let o=[],a=[];for(let{content:u}of r.files){let{headers:p,data:c}=He(_(u));o.push({headers:p,data:c});for(let h of p)a.includes(h)||a.push(h)}if(!t){let u=JSON.stringify(o[0].headers);for(let p=1;p<o.length;p++)if(JSON.stringify(o[p].headers)!==u)return{stdout:"",stderr:`xan cat: headers do not match (use -p to pad)
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|
`,exitCode:1};a=o[0].headers}let d=[];for(let{headers:u,data:p}of o)for(let c of p){let h=F();for(let l of a)b(h,l,u.includes(l)?c[l]:"");d.push(h)}return{stdout:w(a,d),stderr:"",exitCode:0}}async function De(e,n){let t="",s=[],r=!1,o=!1,a=[];for(let i=0;i<e.length;i++){let f=e[i];(f==="-s"||f==="--select")&&i+1<e.length?s=e[++i].split(","):f==="-v"||f==="--invert"?r=!0:f==="-i"||f==="--ignore-case"?o=!0:f==="-r"||f==="--regex"||f.startsWith("-")||(t?a.push(f):t=f)}if(!t)return{stdout:"",stderr:`xan search: no pattern specified
|
|
`,exitCode:1};let{headers:d,data:u,error:p}=await v(a,n);if(p)return p;let c=s.length>0?s:d,h;try{h=J(t,o?"i":"")}catch{return{stdout:"",stderr:`xan search: invalid regex pattern '${t}'
|
|
`,exitCode:1}}let l=u.filter(i=>{let f=c.some(m=>{let g=i[m];return g!=null&&h.test(String(g))});return r?!f:f});return{stdout:w(d,l),stderr:"",exitCode:0}}async function Ue(e,n){let t="",s=[];for(let l of e)l.startsWith("-")||(t?s.push(l):t=l);if(!t)return{stdout:"",stderr:`xan flatmap: no expression specified
|
|
`,exitCode:1};let{headers:r,data:o,error:a}=await v(s,n);if(a)return a;let u=U(t).map(({expr:l,name:i})=>({alias:typeof i=="string"?i:i[0],ast:O(l)})),p={limits:n.limits?{maxIterations:n.limits.maxJqIterations}:void 0},c=[...r,...u.map(l=>l.alias)],h=[];for(let l of o){let i=[],f=1;for(let m of u){let g=$(l,m.ast,p),y=g.length>0&&Array.isArray(g[0])?g[0]:g;i.push(y),f=Math.max(f,y.length)}for(let m=0;m<f;m++){let g=M(l);for(let y=0;y<u.length;y++){let x=i[y][m]??null;b(g,u[y].alias,x)}h.push(g)}}return{stdout:w(c,h),stderr:"",exitCode:0}}async function Ve(e,n){let{cmdView:t}=await import("./xan-view-YATJ4KAA.js");return t(e,n)}var Qe=new Set(["fuzzy-join","glob","hist","input","parallel","plot","progress","range","scrape","tokenize","union-find"]),pt=new Set(["agg","behead","cat","count","dedup","drop","enum","explode","f","filter","fixlengths","flatmap","flatten","fmt","frequency","freq","from","groupby","head","headers","implode","join","map","merge","partition","pivot","rename","reverse","sample","search","select","shuffle","slice","sort","split","stats","tail","to","top","transform","transpose","view",...Qe]),Ze={name:"xan",summary:"CSV toolkit for data manipulation",usage:"xan <COMMAND> [OPTIONS] [FILE]",description:`xan is a collection of commands for working with CSV data.
|
|
It provides a simple, ergonomic interface for common data operations.
|
|
|
|
COMMANDS:
|
|
Core:
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headers Show column names
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count Count rows
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head Show first N rows
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tail Show last N rows
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slice Extract row range
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reverse Reverse row order
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behead Remove header row
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sample Random sample of rows
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Column operations:
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select Select columns (supports glob, ranges, negation)
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drop Drop columns
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rename Rename columns
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enum Add row index column
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Row operations:
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filter Filter rows by expression
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search Filter rows by regex match
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sort Sort rows
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dedup Remove duplicates
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top Get top N by column
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Transformations:
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map Add computed columns
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transform Modify existing columns
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explode Split column into multiple rows
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implode Combine rows, join column values
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flatmap Map returning multiple rows
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pivot Reshape rows into columns
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transpose Swap rows and columns
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Aggregation:
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agg Aggregate values
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groupby Group and aggregate
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frequency Count value occurrences
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stats Show column statistics
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Multi-file:
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cat Concatenate CSV files
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join Join two CSV files on key
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merge Merge sorted CSV files
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split Split into multiple files
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partition Split by column value
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Data conversion:
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to Convert CSV to other formats (json)
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from Convert other formats to CSV (json)
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shuffle Randomly reorder rows
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fixlengths Fix ragged CSV files
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Output:
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view Pretty print as table
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flatten Display records vertically (alias: f)
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fmt Format output
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EXAMPLES:
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xan headers data.csv
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xan count data.csv
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xan head -n 5 data.csv
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xan select name,email data.csv
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xan select 'vec_*' data.csv # glob pattern
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xan select 'a:c' data.csv # column range
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xan filter 'age > 30' data.csv
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xan search -r '^foo' data.csv
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xan sort -N price data.csv
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xan agg 'sum(amount) as total' data.csv
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xan groupby region 'count() as n' data.csv
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xan explode tags data.csv
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xan join id file1.csv id file2.csv
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xan pivot year 'sum(sales)' data.csv`,options:[" --help display this help and exit"]},ft={headers:{name:"xan headers",summary:"Show column names",usage:"xan headers [OPTIONS] [FILE]",description:"Display column names from a CSV file.",options:["-j, --just-names show names only (no index)"]},count:{name:"xan count",summary:"Count rows",usage:"xan count [FILE]",description:"Count the number of data rows (excluding header).",options:[]},filter:{name:"xan filter",summary:"Filter rows by expression",usage:"xan filter [OPTIONS] EXPR [FILE]",description:"Filter CSV rows using moonblade expressions.",options:["-v, --invert invert match","-l, --limit N limit output rows"]},search:{name:"xan search",summary:"Filter rows by regex",usage:"xan search [OPTIONS] PATTERN [FILE]",description:"Filter CSV rows by regex match on columns.",options:["-s, --select COLS search only these columns","-v, --invert invert match","-i, --ignore-case case insensitive"]},select:{name:"xan select",summary:"Select columns",usage:"xan select COLS [FILE]",description:"Select columns by name, index, glob, or range.",options:["Supports: col names, indices (0,1), ranges (a:c), globs (vec_*), negation (!col)"]},explode:{name:"xan explode",summary:"Split column into rows",usage:"xan explode COLUMN [OPTIONS] [FILE]",description:"Split delimited column values into multiple rows.",options:["-s, --separator SEP separator (default: |)","--drop-empty drop empty values","-r, --rename NAME rename column"]},implode:{name:"xan implode",summary:"Combine rows",usage:"xan implode COLUMN [OPTIONS] [FILE]",description:"Combine consecutive rows, joining column values.",options:["-s, --sep SEP separator (default: |)","-r, --rename NAME rename column"]},join:{name:"xan join",summary:"Join CSV files",usage:"xan join KEY1 FILE1 KEY2 FILE2 [OPTIONS]",description:"Join two CSV files on key columns.",options:["--left left outer join","--right right outer join","--full full outer join","-D, --default VAL default for missing"]},pivot:{name:"xan pivot",summary:"Reshape to columns",usage:"xan pivot COLUMN AGG_EXPR [OPTIONS] [FILE]",description:"Turn row values into columns.",options:["-g, --groupby COLS group by columns"]}},yn={name:"xan",async execute(e,n){if(e.length===0||G(e))return D(Ze);let t=e[0],s=e.slice(1);if(G(s)){let r=ft[t];return r?D(r):D(Ze)}if(Qe.has(t))return{stdout:"",stderr:`xan ${t}: not yet implemented
|
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`,exitCode:1};switch(t){case"headers":return ce(s,n);case"count":return pe(s,n);case"head":return fe(s,n);case"tail":return de(s,n);case"slice":return he(s,n);case"reverse":return me(s,n);case"behead":return $e(s,n);case"sample":return Te(s,n);case"select":return ie(s,n);case"drop":return ae(s,n);case"rename":return le(s,n);case"enum":return ue(s,n);case"filter":return ke(s,n);case"search":return De(s,n);case"sort":return Ie(s,n);case"dedup":return Ne(s,n);case"top":return Ee(s,n);case"map":return Ae(s,n);case"transform":return Fe(s,n);case"explode":return Oe(s,n);case"implode":return Le(s,n);case"flatmap":return Ue(s,n);case"pivot":return Re(s,n);case"agg":return ne(s,n);case"groupby":return se(s,n);case"frequency":case"freq":return re(s,n);case"stats":return oe(s,n);case"cat":return je(s,n);case"join":return Pe(s,n);case"merge":return Me(s,n);case"split":return ve(s,n);case"partition":return Ce(s,n);case"to":return be(s,n);case"from":return Se(s,n);case"transpose":return ye(s,n);case"shuffle":return xe(s,n);case"fixlengths":return we(s,n);case"view":return Z(s,n);case"flatten":case"f":return Y(s,n);case"fmt":return Ve(s,n);default:return pt.has(t)?{stdout:"",stderr:`xan ${t}: not yet implemented
|
|
`,exitCode:1}:{stdout:"",stderr:`xan: unknown command '${t}'
|
|
Run 'xan --help' for usage.
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|
`,exitCode:1}}}},xn={name:"xan",flags:[],stdinType:"text",needsArgs:!0};export{yn as a,xn as b};
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