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Update dist files; Also parse name and source mapping sections in lib/parse

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This commit is contained in:
dcodeIO
2018-04-04 03:41:04 +02:00
parent c45a35b1c1
commit acfef646ef
15 changed files with 290 additions and 89 deletions
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33
lib/parse/src/index.ts
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@ -36,7 +36,15 @@ export interface ParseOptions {
/** Called with the start function index if the start section is evaluated. */
onStart?(index: number): void;
/** Called with each export if the export section is evaluated. */
onExport?(index: number, kind: ExternalKind, kindIndex: number, nameOff: number, nameLen: number);
onExport?(index: number, kind: ExternalKind, kindIndex: number, nameOff: number, nameLen: number): void;
/** Called with the source map URL if the 'sourceMappingURL' section is evaluated. */
onSourceMappingURL?(offset: number, length: number): void;
/** Called with the module name if present and the 'name' section is evaluated. */
onModuleName?(offset: number, length: number): void;
/** Called with each function name if present and the 'name' section is evaluated. */
onFunctionName?(index: number, offset: number, length: number): void;
/** Called with each local name if present and the 'name' section is evaluated. */
onLocalName?(funcIndex: number, index: number, offset: number, length: number): void;
}
/** Parses the contents of a WebAssembly binary according to the specified options. */
@ -47,9 +55,9 @@ export function parse(binary: Uint8Array, options?: ParseOptions): void {
if (!compiled) compiled = new WebAssembly.Module(base64_decode(WASM_DATA));
// use the binary as the parser's memory
var bytes = binary.length + 5; // leave space for u8 + u32 zero terminator
var pages = ((bytes + 0xffff) & ~0xffff) >> 16;
var memory = new WebAssembly.Memory({ initial: pages });
var nBytes = binary.length;
var nPages = ((nBytes + 0xffff) & ~0xffff) >> 16;
var memory = new WebAssembly.Memory({ initial: nPages });
var buffer = new Uint8Array(memory.buffer);
buffer.set(binary);
@ -58,13 +66,8 @@ export function parse(binary: Uint8Array, options?: ParseOptions): void {
// instantiate the parser and return its exports
function nop(): void {}
var imports = {
env: {
memory: memory
}
};
[
"onSection",
var imports = { env: { memory } };
[ "onSection",
"onType",
"onTypeParam",
"onTypeReturn",
@ -77,10 +80,14 @@ export function parse(binary: Uint8Array, options?: ParseOptions): void {
"onFunction",
"onGlobal",
"onExport",
"onStart"
"onStart",
"onSourceMappingURL",
"onModuleName",
"onFunctionName",
"onLocalName"
].forEach((name: string): void => imports.env[name] = options[name] || nop);
var instance = new WebAssembly.Instance(compiled, imports);
return instance.exports;
instance.exports.parse(0, nBytes);
}
export declare namespace parse {