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index.ts
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/**
* Low-level C-like compiler API.
* @module index
*//***/
import {
Compiler,
Options,
Target,
Feature
} from "./compiler";
import {
Decompiler
} from "./decompiler";
import {
IDLBuilder,
TSDBuilder
} from "./definitions";
import {
DiagnosticMessage,
DiagnosticCategory,
formatDiagnosticMessage
} from "./diagnostics";
import {
Module
} from "./module";
import {
Parser
} from "./parser";
import {
Program
} from "./program";
/** Parses a source file. If `parser` has been omitted a new one is created. */
export function parseFile(text: string, path: string, isEntry: bool = false,
parser: Parser | null = null
): Parser {
if (!parser) parser = new Parser();
parser.parseFile(text, path, isEntry);
return parser;
}
/** Obtains the next required file's path. Returns `null` once complete. */
export function nextFile(parser: Parser): string | null {
return parser.nextFile();
}
/** Obtains the next diagnostic message. Returns `null` once complete. */
export function nextDiagnostic(parser: Parser): DiagnosticMessage | null {
var program = parser.program;
return program.diagnosticsOffset < program.diagnostics.length
? program.diagnostics[program.diagnosticsOffset++]
: null;
}
/** Formats a diagnostic message to a string. */
export { formatDiagnosticMessage as formatDiagnostic };
/** Tests whether a diagnostic is informatory. */
export function isInfo(message: DiagnosticMessage): bool {
return message.category == DiagnosticCategory.INFO;
}
/** Tests whether a diagnostic is a warning. */
export function isWarning(message: DiagnosticMessage): bool {
return message.category == DiagnosticCategory.WARNING;
}
/** Tests whether a diagnostic is an error. */
export function isError(message: DiagnosticMessage): bool {
return message.category == DiagnosticCategory.ERROR;
}
/** Creates a new set of compiler options. */
export function createOptions(): Options {
return new Options();
}
/** Sets the `target` option. */
export function setTarget(options: Options, target: Target): void {
options.target = target;
}
/** Sets the `noTreeShaking` option. */
export function setNoTreeShaking(options: Options, noTreeShaking: bool): void {
options.noTreeShaking = noTreeShaking;
}
/** Sets the `noAssert` option. */
export function setNoAssert(options: Options, noAssert: bool): void {
options.noAssert = noAssert;
}
/** Sets the `importMemory` option. */
export function setImportMemory(options: Options, importMemory: bool): void {
options.importMemory = importMemory;
}
/** Sets the `importTable` option. */
export function setImportTable(options: Options, importTable: bool): void {
options.importTable = importTable;
}
/** Sets the `sourceMap` option. */
export function setSourceMap(options: Options, sourceMap: bool): void {
options.sourceMap = sourceMap;
}
/** Sets the `memoryBase` option. */
export function setMemoryBase(options: Options, memoryBase: u32): void {
options.memoryBase = memoryBase;
}
/** Sets a 'globalAliases' value. */
export function setGlobalAlias(options: Options, name: string, alias: string): void {
var globalAliases = options.globalAliases;
if (!globalAliases) options.globalAliases = globalAliases = new Map();
globalAliases.set(name, alias);
}
/** Sign extension operations. */
export const FEATURE_SIGN_EXTENSION = Feature.SIGN_EXTENSION;
/** Mutable global imports and exports. */
export const FEATURE_MUTABLE_GLOBAL = Feature.MUTABLE_GLOBAL;
/** Enables a specific feature. */
export function enableFeature(options: Options, feature: Feature): void {
options.features |= feature;
}
/** Gives the compiler a hint at the optimize levels that will be used later on. */
export function setOptimizeLevelHints(options: Options, optimizeLevel: i32, shrinkLevel: i32): void {
options.optimizeLevelHint = optimizeLevel;
options.shrinkLevelHint = shrinkLevel;
}
/** Finishes parsing. */
export function finishParsing(parser: Parser): Program {
return parser.finish();
}
/** Compiles the sources computed by the parser to a module. */
export function compileProgram(program: Program, options: Options | null = null): Module {
return new Compiler(program, options).compile();
}
/** Decompiles a module to its (low level) source. */
export function decompileModule(module: Module): string {
var decompiler = new Decompiler();
decompiler.decompile(module);
return decompiler.finish();
}
/** Builds WebIDL definitions for the specified program. */
export function buildIDL(program: Program): string {
return IDLBuilder.build(program);
}
/** Builds TypeScript definitions for the specified program. */
export function buildTSD(program: Program): string {
return TSDBuilder.build(program);
}
/** Prefix indicating a library file. */
export { LIBRARY_PREFIX } from "./common";
// Full API
export * from "./ast";
// export * from "./binary";
export * from "./common";
export * from "./compiler";
export * from "./decompiler";
export * from "./definitions";
export * from "./diagnosticMessages.generated";
export * from "./diagnostics";
export * from "./module";
export * from "./parser";
export * from "./program";
export * from "./resolver";
export * from "./tokenizer";
export * from "./types";
export * from "./util";