walt-compiler

<!doctype html> <html lang="en"> <head> <title>Code coverage report for src/emitter/section/code.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../../prettify.css" /> <link rel="stylesheet" href="../../../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../../../index.html">All files</a> / <a href="index.html">src/emitter/section</a> code.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 100% Statements 50/50 </div> <div class='fl pad1y space-right2'> 100% Branches 11/11 </div> <div class='fl pad1y space-right2'> 100% Functions 8/8 </div> <div class='fl pad1y space-right2'> 100% Lines 47/47 </div> </div> </div> <div class='status-line high'></div> <pre><table class="coverage"> <tr><td class="line-count quiet">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87</td><td class="line-coverage quiet">  21x 21x 21x 21x 21x 21x   21x 104x 104x     21x   158x   158x 2573x             2573x     2573x 1967x 1967x     1967x 295x 295x     1672x   13x 13x 13x   35x 35x 35x   706x 706x 706x   21x 21x 21x   897x     1967x         158x 158x     158x 158x   158x 158x 158x     21x   69x 69x 158x   69x        </td><td class="text"><pre class="prettyprint lang-js">// @flow import invariant from 'invariant'; import { u8, i32, f32, f64, i64 } from 'wasm-types'; import { varint32, varuint32, varint7, varint64 } from '../numbers'; import { getTypeString } from '../value_type'; import OutputStream from '../../utils/output-stream'; import opcode from '../opcode';   const emitLocal = (stream, local) => { stream.push(varuint32, 1, 'number of locals of following type'); stream.push(varint7, local.type, `${getTypeString(local.type)}`); };   const emitFunctionBody = (stream, { locals, code, debug: functionName }) => { // write bytecode into a clean buffer const body = new OutputStream();   code.forEach(({ kind, params, debug }) => { invariant( typeof kind !== 'undefined', `Fatal error! Generated undefined opcode. debug code: ${JSON.stringify( debug )}` ); // There is a much nicer way of doing this body.push(u8, kind.code, `${kind.text} ${debug ? debug : ''}`);   // map over all params, if any and encode each on params.filter(p => typeof p !== 'undefined').forEach(p => { let type = varuint32; let stringType = 'i32.literal';   // Memory opcode? if (kind.code >= 0x28 && kind.code <= 0x40) { type = varuint32; stringType = 'memory_immediate'; } else { // either encode unsigned 32 bit values or floats switch (kind.result) { case f64: type = f64; stringType = 'f64.literal'; break; case f32: type = f32; stringType = 'f32.literal'; break; case i32: type = varint32; stringType = 'i32.literal'; break; case i64: type = varint64; stringType = 'i64.literal'; break; default: type = varuint32; } } body.push(type, p, `${stringType}`); }); });   // output locals to the stream const localsStream = new OutputStream(); locals.forEach(local => emitLocal(localsStream, local));   // body size is stream.push(varuint32, body.size + localsStream.size + 2, functionName); stream.push(varuint32, locals.length, 'locals count');   stream.write(localsStream); stream.write(body); stream.push(u8, opcode.End.code, 'end'); };   const emit = (functions: any[]) => { // do stuff with ast const stream = new OutputStream(); stream.push(varuint32, functions.length, 'function count'); functions.forEach(func => emitFunctionBody(stream, func));   return stream; };   export default emit;  </pre></td></tr> </table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Sun Dec 23 2018 17:46:36 GMT+0000 (UTC) </div> </div> <script src="../../../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../../../sorter.js"></script> </body> </html>