@keymanapp/kmc/build/src/kmlmc.js

Keyman Developer compiler command line tools

#!/usr/bin/env node
/**
 * kmlmc - Keyman Lexical Model Compiler
 */

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import { Command } from 'commander';
import { LexicalModelCompiler } from '@keymanapp/kmc-model';
import KEYMAN_VERSION from "@keymanapp/keyman-version";
import { NodeCompilerCallbacks } from './util/NodeCompilerCallbacks.js';
let inputFilename;
const program = new Command();
/* Arguments */
program
    .description('Compiles Keyman lexical models')
    .version(KEYMAN_VERSION.VERSION_WITH_TAG)
    .arguments('<infile>')
    .action(infile => inputFilename = infile)
    .option('-o, --outFile <filename>', 'where to save the resultant file');
program.parse(process.argv);
// Deal with input arguments:
if (!inputFilename) {
    exitDueToUsageError('Must provide a lexical model source file.');
}
const callbacks = new NodeCompilerCallbacks({ logLevel: 'info' });
const compiler = new LexicalModelCompiler();
if (!await compiler.init(callbacks, null)) {
    console.error('Initialization failed.');
    process.exit(65 /* SysExits.EX_DATAERR */);
}
let code = null;
// Compile:
try {
    code = await compiler.run(inputFilename, program.opts().outFile);
}
catch (e) {
    console.error(e);
    process.exit(65 /* SysExits.EX_DATAERR */);
}
if (!code) {
    console.error('Compilation failed.');
    process.exit(65 /* SysExits.EX_DATAERR */);
}
// Output:
if (program.opts().outFile) {
    compiler.write(code.artifacts);
}
else {
    // TODO(lowpri): if writing to console then log messages should all be to stderr?
    const decoder = new TextDecoder();
    const text = decoder.decode(code.artifacts.js.data);
    console.log(text);
}
function exitDueToUsageError(message) {
    console.error(`${program.name()}: ${message}`);
    console.error();
    program.outputHelp();
    return process.exit(64 /* SysExits.EX_USAGE */);
}
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