84 lines
1.7 KiB
JavaScript
84 lines
1.7 KiB
JavaScript
const EleventyBaseError = require("./EleventyBaseError");
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const debug = require("debug")("Eleventy:CommandCheck");
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class EleventyCommandCheckError extends EleventyBaseError {}
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class EleventyCommandCheck {
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constructor(argv) {
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this.valueArgs = [
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"input",
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"output",
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"formats",
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"config",
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"pathprefix",
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"port"
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];
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this.booleanArgs = [
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"quiet",
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"version",
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"watch",
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"dryrun",
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"help",
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"serve",
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"passthroughall",
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"incremental"
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];
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this.args = argv;
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this.argsMap = this.getArgumentLookupMap();
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debug("command: eleventy ", this.toString());
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}
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toString() {
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let cmd = [];
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for (let valueArgName of this.valueArgs) {
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if (this.args[valueArgName]) {
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cmd.push(`--${valueArgName}=${this.args[valueArgName]}`);
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}
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}
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for (let booleanArgName of this.booleanArgs) {
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if (this.args[booleanArgName]) {
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cmd.push(`--${booleanArgName}`);
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}
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}
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return cmd.join(" ");
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}
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getArgumentLookupMap() {
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let obj = {};
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for (let valueArgName of this.valueArgs) {
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obj[valueArgName] = true;
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}
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for (let booleanArgName of this.booleanArgs) {
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obj[booleanArgName] = true;
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}
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return obj;
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}
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isKnownArgument(name) {
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// _ is the default keyless parameter
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if (name === "_") {
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return true;
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}
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return !!this.argsMap[name];
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}
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hasUnknownArguments() {
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for (let argName in this.args) {
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if (!this.isKnownArgument(argName)) {
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throw new EleventyCommandCheckError(
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`We don’t know what '${argName}' is. Use --help to see the list of supported commands.`
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);
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}
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}
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}
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}
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module.exports = EleventyCommandCheck;
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