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Add Iterator.zipKeyed #1277

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0ed8683
Add Iterator.zip
bnoordhuis Dec 6, 2025
5bde9a8
Add Iterator.zipKeyed
bnoordhuis Dec 20, 2025
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2 changes: 1 addition & 1 deletion .gitattributes
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
# Don't show changes in generated files when doing git diff

gen/** -diff

builtin-*.h -diff
2 changes: 2 additions & 0 deletions Makefile
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Expand Up @@ -81,6 +81,8 @@ codegen: $(QJSC)
$(QJSC) -e -o gen/hello_module.c -m examples/hello_module.js
$(QJSC) -e -o gen/test_fib.c -m examples/test_fib.js
$(QJSC) -C -ss -o builtin-array-fromasync.h builtin-array-fromasync.js
$(QJSC) -C -ss -o builtin-iterator-zip.h builtin-iterator-zip.js
$(QJSC) -C -ss -o builtin-iterator-zip-keyed.h builtin-iterator-zip-keyed.js

debug:
BUILD_TYPE=Debug $(MAKE)
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6 changes: 6 additions & 0 deletions amalgam.js
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Expand Up @@ -19,6 +19,8 @@ const quickjs_libc_c = loadFile("quickjs-libc.c")
const quickjs_libc_h = loadFile("quickjs-libc.h")
const quickjs_opcode_h = loadFile("quickjs-opcode.h")
const gen_builtin_array_fromasync_h = loadFile("builtin-array-fromasync.h")
const gen_builtin_iterator_zip_h = loadFile("builtin-iterator-zip.h")
const gen_builtin_iterator_zip_keyed_h = loadFile("builtin-iterator-zip-keyed.h")

let source = "#if defined(QJS_BUILD_LIBC) && defined(__linux__) && !defined(_GNU_SOURCE)\n"
+ "#define _GNU_SOURCE\n"
Expand All @@ -45,5 +47,9 @@ source = source.replace(/#include "quickjs-opcode.h"/g, quickjs_opcode_h)
source = source.replace(/#include "libregexp-opcode.h"/g, libregexp_opcode_h)
source = source.replace(/#include "builtin-array-fromasync.h"/g,
gen_builtin_array_fromasync_h)
source = source.replace(/#include "builtin-iterator-zip.h"/g,
gen_builtin_iterator_zip_h)
source = source.replace(/#include "builtin-iterator-zip-keyed.h"/g,
gen_builtin_iterator_zip_keyed_h)
source = source.replace(/#include "[^"]+"/g, "")
writeFile(execArgv[2] ?? "quickjs-amalgam.c", source)
216 changes: 110 additions & 106 deletions builtin-array-fromasync.h
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Original file line number Diff line number Diff line change
Expand Up @@ -2,112 +2,116 @@

#include <inttypes.h>

const uint32_t qjsc_builtin_array_fromasync_size = 826;
const uint32_t qjsc_builtin_array_fromasync_size = 863;

const uint8_t qjsc_builtin_array_fromasync[826] = {
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const uint8_t qjsc_builtin_array_fromasync[863] = {
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0x63, 0x0c, 0x00, 0xed, 0x4e, 0x63, 0x06, 0x00,
0xec, 0x0a, 0x63, 0x0b, 0x00, 0x8c, 0x11, 0x64,
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0xf2, 0x00, 0x00, 0x00, 0xd5, 0x63, 0x0b, 0x00,
0x63, 0x04, 0x00, 0x24, 0x03, 0x00, 0x8c, 0x11,
0x64, 0x0b, 0x00, 0x0e, 0x5f, 0x04, 0x00, 0x63,
0x03, 0x00, 0x63, 0x04, 0x00, 0x92, 0x64, 0x04,
0x00, 0x0b, 0x63, 0x0b, 0x00, 0x4d, 0x41, 0x00,
0x00, 0x00, 0x0a, 0x4d, 0x3e, 0x00, 0x00, 0x00,
0x0a, 0x4d, 0x3f, 0x00, 0x00, 0x00, 0xf3, 0x0e,
0xee, 0x83, 0x0e, 0x06, 0x6e, 0x0d, 0x00, 0x00,
0x00, 0x0e, 0xee, 0x1e, 0x6e, 0x05, 0x00, 0x00,
0x00, 0x30, 0x63, 0x0a, 0x00, 0x42, 0x06, 0x00,
0x00, 0x00, 0xec, 0x0d, 0x63, 0x0a, 0x00, 0x43,
0x06, 0x00, 0x00, 0x00, 0x24, 0x00, 0x00, 0x0e,
0x6f, 0x63, 0x03, 0x00, 0x63, 0x04, 0x00, 0x44,
0x32, 0x00, 0x00, 0x00, 0x63, 0x03, 0x00, 0x2f,
0xc1, 0x00, 0x28, 0xc1, 0x00, 0xcf, 0x28,
};

10 changes: 5 additions & 5 deletions builtin-array-fromasync.js
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Original file line number Diff line number Diff line change
@@ -1,10 +1,10 @@
;(function(Array, TypeError, asyncIterator, defineProperty, iterator) {
;(function(Array, TypeError, Symbol·asyncIterator, Object·defineProperty, Symbol·iterator) {
"use strict" // result.length=i should throw if .length is not writable
return async function fromAsync(arrayLike, mapFn=undefined, thisArg=undefined) {
if (mapFn !== undefined && typeof mapFn !== "function") throw new TypeError("not a function")
let result, i = 0, isConstructor = typeof this === "function"
let sync = false, method = arrayLike[asyncIterator]
if (method == null) sync = true, method = arrayLike[iterator]
let sync = false, method = arrayLike[Symbol·asyncIterator]
if (method == null) sync = true, method = arrayLike[Symbol·iterator]
if (method == null) {
let {length} = arrayLike
length = +length || 0
Expand All @@ -13,7 +13,7 @@
let value = arrayLike[i]
if (sync) value = await value
if (mapFn) value = await mapFn.call(thisArg, value, i)
defineProperty(result, i++, {value, configurable: true, writable: true})
Object·defineProperty(result, i++, {value, configurable: true, writable: true})
}
} else {
const iter = method.call(arrayLike)
Expand All @@ -24,7 +24,7 @@
if (done) break
if (sync) value = await value
if (mapFn) value = await mapFn.call(thisArg, value, i)
defineProperty(result, i++, {value, configurable: true, writable: true})
Object·defineProperty(result, i++, {value, configurable: true, writable: true})
}
} finally {
if (iter.return) iter.return()
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