Moduletrace/less-watcher
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This commit is contained in:
Tben 2023-07-30 10:06:18 +01:00
parent d138241473
commit f256310387
3 changed files with 244 additions and 161 deletions
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47
dist/index.js vendored
View File

@ -6,6 +6,7 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
Object.defineProperty(exports, "__esModule", { value: true }); Object.defineProperty(exports, "__esModule", { value: true });
const fs_1 = __importDefault(require("fs")); const fs_1 = __importDefault(require("fs"));
const child_process_1 = require("child_process"); const child_process_1 = require("child_process");
const grabSrcDisStrings = () => {
if (fs_1.default.existsSync("./lesscw.config.json")) { if (fs_1.default.existsSync("./lesscw.config.json")) {
if (process.argv.indexOf("--src") >= 0 || process.argv.indexOf("--dst") >= 0) { if (process.argv.indexOf("--src") >= 0 || process.argv.indexOf("--dst") >= 0) {
try { try {
@ -41,24 +42,28 @@ if (fs_1.default.existsSync("./lesscw.config.json")) {
} }
} }
catch (error) { catch (error) {
console.log("ERROR in your config file =>", error.message); console.log("- \x1b[31mERROR:\x1b[0m Your config file has some errors. ERROR =>", error.message);
process.exit(); process.exit();
} }
} }
const sourceFile = process.argv.indexOf("--src") >= 0 ? process.argv[process.argv.indexOf("--src") + 1] : null; const sourceFile = process.argv.indexOf("--src") >= 0 ? process.argv[process.argv.indexOf("--src") + 1] : null;
const destinationFile = process.argv.indexOf("--dst") >= 0 ? process.argv[process.argv.indexOf("--dst") + 1] : null; const destinationFile = process.argv.indexOf("--dst") >= 0 ? process.argv[process.argv.indexOf("--dst") + 1] : null;
console.log("\x1b[44mRunning Less compiler\x1b[0m ..."); return { sourceFile, destinationFile };
};
const { sourceFile, destinationFile } = grabSrcDisStrings();
console.log("- \x1b[35mStart:\x1b[0m Running Less compiler ...");
if (!sourceFile || !destinationFile) { if (!sourceFile || !destinationFile) {
console.log("\x1b[33mERROR:\x1b[0m => Missing source or destination file"); console.log("- \x1b[31mERROR:\x1b[0m => Missing source or destination file");
process.exit(); process.exit();
} }
const sourceFiles = sourceFile.split(","); function traverseFiles(src, dst) {
const dstFiles = destinationFile.split(","); const sourceFiles = src.split(",");
const dstFiles = dst.split(",");
for (let i = 0; i < sourceFiles.length; i++) { for (let i = 0; i < sourceFiles.length; i++) {
const srcFolder = sourceFiles[i]; const srcFolder = sourceFiles[i];
const dstFile = dstFiles[i]; const dstFile = dstFiles[i];
if ((srcFolder === null || srcFolder === void 0 ? void 0 : srcFolder.match(/\.[^\/]+$/)) && !(srcFolder === null || srcFolder === void 0 ? void 0 : srcFolder.match(/\.less$/))) { if ((srcFolder === null || srcFolder === void 0 ? void 0 : srcFolder.match(/\.[^\/]+$/)) && !(srcFolder === null || srcFolder === void 0 ? void 0 : srcFolder.match(/\.less$/))) {
console.log("\x1b[33mERROR:\x1b[0m Source must be a folder or a .less file"); console.log("- \x1b[31mERROR:\x1b[0m Source must be a folder or a .less file");
process.exit(); process.exit();
} }
if (!fs_1.default.existsSync(srcFolder)) { if (!fs_1.default.existsSync(srcFolder)) {
@ -85,13 +90,27 @@ for (let i = 0; i < sourceFiles.length; i++) {
} }
} }
compile(srcFolder, dstFile, null); compile(srcFolder, dstFile, null);
fs_1.default.watch(srcFolder, { recursive: true }, (evtType, fileName) => { const watcher = fs_1.default.watch(srcFolder, { recursive: true }, (evtType, fileName) => {
if (!fileName) if (!fileName)
return; return;
const filePathRoot = (srcFolder === null || srcFolder === void 0 ? void 0 : srcFolder.match(/\.less$/)) ? srcFolder : srcFolder + "/" + fileName; const filePathRoot = (srcFolder === null || srcFolder === void 0 ? void 0 : srcFolder.match(/\.less$/)) ? srcFolder : srcFolder + "/" + fileName;
try {
const currentProcessArgsSrc = process.argv[process.argv.indexOf("--src") + 1];
const activeSourceFiles = currentProcessArgsSrc.split(",");
if (activeSourceFiles.includes(srcFolder)) {
compile(filePathRoot, dstFile, evtType); compile(filePathRoot, dstFile, evtType);
}
else {
watcher.close();
}
}
catch (error) {
console.log("- \x1b[31mERROR:\x1b[0m Please check your config file =>", error.message);
}
}); });
} }
}
traverseFiles(sourceFile, destinationFile);
function compile(fileName, dst, evtType) { function compile(fileName, dst, evtType) {
if ((fileName === null || fileName === void 0 ? void 0 : fileName.match(/\(/)) || (fileName.match(/\..{2,4}$/) && !(fileName === null || fileName === void 0 ? void 0 : fileName.match(/\.less$/i)))) { if ((fileName === null || fileName === void 0 ? void 0 : fileName.match(/\(/)) || (fileName.match(/\..{2,4}$/) && !(fileName === null || fileName === void 0 ? void 0 : fileName.match(/\.less$/i)))) {
return; return;
@ -109,12 +128,22 @@ function compile(fileName, dst, evtType) {
} }
(0, child_process_1.exec)(`lessc ${finalSrcPath} ${(finalDstPath === null || finalDstPath === void 0 ? void 0 : finalDstPath.match(/\.css$/)) ? finalDstPath : finalDstPath.replace(/\/$/, "") + "/_main.css"}`, (error, stdout, stderr) => { (0, child_process_1.exec)(`lessc ${finalSrcPath} ${(finalDstPath === null || finalDstPath === void 0 ? void 0 : finalDstPath.match(/\.css$/)) ? finalDstPath : finalDstPath.replace(/\/$/, "") + "/_main.css"}`, (error, stdout, stderr) => {
if (error) { if (error) {
console.log("ERROR =>", error.message); console.log("- \x1b[33mWarn:\x1b[0m Compilation didn't run successfully. ERROR =>", error.message);
if (!(evtType === null || evtType === void 0 ? void 0 : evtType.match(/change/i)) && fileName && fileName.match(/\[/)) { if (!(evtType === null || evtType === void 0 ? void 0 : evtType.match(/change/i)) && fileName && fileName.match(/\[/)) {
fs_1.default.unlinkSync(finalDstPath); fs_1.default.unlinkSync(finalDstPath);
} }
return; return;
} }
console.log("Less Compilation \x1b[32msuccessful\x1b[0m!"); console.log("- \x1b[32mCompiled:\x1b[0m Less Compilation Successful!");
});
}
if (fs_1.default.existsSync("./lesscw.config.json")) {
fs_1.default.watchFile("./lesscw.config.json", (evtType, fileName) => {
console.log("- \x1b[34mInfo:\x1b[0m! Restarting process...");
const newSrcDistStrings = grabSrcDisStrings();
if (newSrcDistStrings.destinationFile && newSrcDistStrings.sourceFile) {
process.argv.push("--src", newSrcDistStrings.sourceFile, "--dst", newSrcDistStrings.destinationFile);
traverseFiles(newSrcDistStrings.sourceFile, newSrcDistStrings.destinationFile);
}
}); });
} }

2
package.json
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@ -1,6 +1,6 @@
{ {
"name": "lessc-watcher", "name": "lessc-watcher",
"version": "1.1.5", "version": "1.1.6",
"description": "A minimal package to watch less files and compile them to css", "description": "A minimal package to watch less files and compile them to css",
"main": "dist/index.js", "main": "dist/index.js",
"bin": { "bin": {

88
src/index.ts
View File

@ -1,9 +1,14 @@
#! /usr/bin/env node #! /usr/bin/env node
import fs from "fs"; import fs, { watch } from "fs";
import { exec } from "child_process"; import { exec, spawn } from "child_process";
import { LessCssWatcherConfigObject } from "./index.d"; import { LessCssWatcherConfigObject } from "./index.d";
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
const grabSrcDisStrings = () => {
if (fs.existsSync("./lesscw.config.json")) { if (fs.existsSync("./lesscw.config.json")) {
if (process.argv.indexOf("--src") >= 0 || process.argv.indexOf("--dst") >= 0) { if (process.argv.indexOf("--src") >= 0 || process.argv.indexOf("--dst") >= 0) {
try { try {
@ -40,40 +45,51 @@ if (fs.existsSync("./lesscw.config.json")) {
} }
} }
} catch (error: any) { } catch (error: any) {
console.log("ERROR in your config file =>", error.message); console.log("- \x1b[31mERROR:\x1b[0m Your config file has some errors. ERROR =>", error.message);
process.exit(); process.exit();
} }
} }
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
const sourceFile = process.argv.indexOf("--src") >= 0 ? process.argv[process.argv.indexOf("--src") + 1] : null; const sourceFile = process.argv.indexOf("--src") >= 0 ? process.argv[process.argv.indexOf("--src") + 1] : null;
const destinationFile = process.argv.indexOf("--dst") >= 0 ? process.argv[process.argv.indexOf("--dst") + 1] : null; const destinationFile = process.argv.indexOf("--dst") >= 0 ? process.argv[process.argv.indexOf("--dst") + 1] : null;
/** ****************************************************************************** */ return { sourceFile, destinationFile };
/** ****************************************************************************** */ };
/** ****************************************************************************** */
/** ****************************************************************************** */
/** ****************************************************************************** */
/** ****************************************************************************** */
console.log("\x1b[44mRunning Less compiler\x1b[0m ..."); const { sourceFile, destinationFile } = grabSrcDisStrings();
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
console.log("- \x1b[35mStart:\x1b[0m Running Less compiler ...");
if (!sourceFile || !destinationFile) { if (!sourceFile || !destinationFile) {
console.log("\x1b[33mERROR:\x1b[0m => Missing source or destination file"); console.log("- \x1b[31mERROR:\x1b[0m => Missing source or destination file");
process.exit(); process.exit();
} }
const sourceFiles = sourceFile.split(","); //////////////////////////////////////////////////////////////////////////////
const dstFiles = destinationFile.split(","); //////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
/** /**
* Loop through source files and destination files and run the compile function * Loop through source files and destination files and run the compile function
*/ */
function traverseFiles(src: string, dst: string) {
const sourceFiles = src.split(",");
const dstFiles = dst.split(",");
for (let i = 0; i < sourceFiles.length; i++) { for (let i = 0; i < sourceFiles.length; i++) {
const srcFolder = sourceFiles[i]; const srcFolder = sourceFiles[i];
const dstFile = dstFiles[i]; const dstFile = dstFiles[i];
if (srcFolder?.match(/\.[^\/]+$/) && !srcFolder?.match(/\.less$/)) { if (srcFolder?.match(/\.[^\/]+$/) && !srcFolder?.match(/\.less$/)) {
console.log("\x1b[33mERROR:\x1b[0m Source must be a folder or a .less file"); console.log("- \x1b[31mERROR:\x1b[0m Source must be a folder or a .less file");
process.exit(); process.exit();
} }
@ -101,14 +117,32 @@ for (let i = 0; i < sourceFiles.length; i++) {
compile(srcFolder, dstFile, null); compile(srcFolder, dstFile, null);
fs.watch(srcFolder, { recursive: true }, (evtType, fileName) => { const watcher = fs.watch(srcFolder, { recursive: true }, (evtType, fileName) => {
if (!fileName) return; if (!fileName) return;
const filePathRoot = srcFolder?.match(/\.less$/) ? srcFolder : srcFolder + "/" + fileName; const filePathRoot = srcFolder?.match(/\.less$/) ? srcFolder : srcFolder + "/" + fileName;
try {
const currentProcessArgsSrc = process.argv[process.argv.indexOf("--src") + 1];
const activeSourceFiles = currentProcessArgsSrc.split(",");
if (activeSourceFiles.includes(srcFolder)) {
compile(filePathRoot, dstFile, evtType); compile(filePathRoot, dstFile, evtType);
} else {
watcher.close();
}
} catch (error: any) {
console.log("- \x1b[31mERROR:\x1b[0m Please check your config file =>", error.message);
}
}); });
} }
}
traverseFiles(sourceFile, destinationFile);
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
/** /**
* Compile less file to css function * Compile less file to css function
@ -141,7 +175,7 @@ function compile(fileName: string, dst: string, evtType: string | null) {
exec(`lessc ${finalSrcPath} ${finalDstPath?.match(/\.css$/) ? finalDstPath : finalDstPath.replace(/\/$/, "") + "/_main.css"}`, (error, stdout, stderr) => { exec(`lessc ${finalSrcPath} ${finalDstPath?.match(/\.css$/) ? finalDstPath : finalDstPath.replace(/\/$/, "") + "/_main.css"}`, (error, stdout, stderr) => {
/** @type {Error} */ /** @type {Error} */
if (error) { if (error) {
console.log("ERROR =>", error.message); console.log("- \x1b[33mWarn:\x1b[0m Compilation didn't run successfully. ERROR =>", error.message);
if (!evtType?.match(/change/i) && fileName && fileName.match(/\[/)) { if (!evtType?.match(/change/i) && fileName && fileName.match(/\[/)) {
fs.unlinkSync(finalDstPath); fs.unlinkSync(finalDstPath);
@ -150,6 +184,26 @@ function compile(fileName: string, dst: string, evtType: string | null) {
return; return;
} }
console.log("Less Compilation \x1b[32msuccessful\x1b[0m!"); console.log("- \x1b[32mCompiled:\x1b[0m Less Compilation Successful!");
});
}
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
/**
* watch for changes to the config file
*/
if (fs.existsSync("./lesscw.config.json")) {
fs.watchFile("./lesscw.config.json", (evtType, fileName) => {
console.log("- \x1b[34mInfo:\x1b[0m! Restarting process...");
const newSrcDistStrings = grabSrcDisStrings();
if (newSrcDistStrings.destinationFile && newSrcDistStrings.sourceFile) {
process.argv.push("--src", newSrcDistStrings.sourceFile, "--dst", newSrcDistStrings.destinationFile);
traverseFiles(newSrcDistStrings.sourceFile, newSrcDistStrings.destinationFile);
}
}); });
} }