major improvement

src/core.coffee

@@ -1,12 +1,14 @@
 import * as eta from "https://deno.land/x/[email protected]/mod.ts"
+import { resolve } from "https://deno.land/[email protected]/path/mod.ts";
 
 eta.configure
     tags: ["{{", "}}"]
-    useWith: true
+    varName: "opt"
     parse: { exec: "#", raw: "%", interpolate: "" }
 
 # magic happens here
-export runRecipe = (rc, cwd, recipe, options, recon, asIngredient) ->
+export runRecipe = (rc, recipe, options, recon, asIngredient) ->
+    previousCwd = Deno.cwd()
     if not (rc.hasOwnProperty(recipe))
         console.error("\nxuerun: oops, recipe '#{recipe}' is not in .xuerun tasks!\n")
         Deno.exit(1)
@@ -33,10 +35,11 @@ export runRecipe = (rc, cwd, recipe, options, recon, asIngredient) ->
     dependencies = if typeof currentRecipe.dependencies ==
         "string" then currentRecipe.dependencies.split(" ") else currentRecipe.dependencies
 
-    usedCwd = currentRecipe.cwd or cwd
+    usedCwd = currentRecipe.cwd and resolve(Deno.cwd(), currentRecipe.cwd) or Deno.cwd()
+
     for dep in dependencies
         # won't pass options
-        if typeof dep == "string" then await runRecipe(rc, usedCwd, dep, {}); break
+        if typeof dep == "string" then await runRecipe(rc, dep, {}, recon, true); break
 
         depOption = { ...dep.options }
         if typeof dep.passParentOptions == "boolean" and dep.passParentOptions
@@ -54,8 +57,10 @@ export runRecipe = (rc, cwd, recipe, options, recon, asIngredient) ->
                 console.error("\nxuerun: oops, something went wrong while reading options.\nError:",
                     err.message, "\n")
                 Deno.exit(1)
-        await runRecipe(rc, usedCwd, dep.name, depOptionToBePassed, recon, true)
+        await runRecipe(rc, dep.name, depOptionToBePassed, recon, true)
 
+    # change to given cwd for Deno process
+    Deno.chdir(usedCwd)
     # make main recipe
     _commands = currentRecipe.command
     commands = (if typeof _commands == "string" then [_commands] else _commands)
@@ -68,14 +73,20 @@ export runRecipe = (rc, cwd, recipe, options, recon, asIngredient) ->
                     "\nxuerun: oops, something went wrong while reading command.\nError:",
                     err.message, "\n")
                 Deno.exit(1)
+
     for cmdOption in commands
+        # used by eval
+        opt = currentOption
+        # don't run if eval when is false
+        if typeof cmdOption == "object" and not Boolean(eval(cmdOption.when)) then continue
+
         commandToRun = [
             (if typeof cmdOption == "object" and
                 cmdOption.shell then cmdOption.shell else currentRecipe.shell), "-c",
             if typeof cmdOption == "string" then cmdOption else cmdOption.cmd ]
 
         # if recon, just show command
-        if recon then return console.info(commandToRun)
+        if recon then console.info(commandToRun); continue
 
         # run command
         preparedEnv = {}
@@ -104,3 +115,5 @@ export runRecipe = (rc, cwd, recipe, options, recon, asIngredient) ->
         if status.code != 0
             console.error("\nxuerun: command exit with exit code:", status.code, "\n")
             Deno.exit(status.code)
+    # back to previous cwd ( root of project )
+    Deno.chdir(previousCwd)

src/schema.coffee

@@ -1,7 +1,9 @@
 import { create, defaulted, optional, union, object, record,
     array, string, number, boolean, validate } from "https://esm.sh/superstruct";
 
-XueRunUserCmd = union([string(), object({ shell: optional(string()), cmd: string() })]);
+# use eval?
+XueRunUserCmd = union([string(), object({ shell: optional(string()), cmd: string(),
+    'when': defaulted(union([string(), number(), boolean()]), () => 'true') })]);
 
 XueRunIngredient$option = union([string(), number(), boolean()])
 export XueRunIngredient = object
@@ -14,7 +16,7 @@ getCurrentSH = -> if Deno.build.os == "windows" then "cmd" else "sh"
 XueRunRecipe$dependencies = union([string(), array(union([string(), XueRunIngredient]))])
 export XueRunRecipe = object
     description: defaulted(optional(string()), () => ""),
-    cwd: defaulted(optional(string()), () => Deno.cwd()),
+    cwd: optional(string()),
     shell: defaulted(optional(string()), () => Deno.env.get("SHELL") || getCurrentSH()),
     command: defaulted(optional(union([string(), array(XueRunUserCmd)])), () => ""),
     passEnv: defaulted(optional(union([boolean(), array(string())])), () => !1),

src/xuerun.coffee

@@ -1,7 +1,8 @@
-import { parse } from "https://deno.land/[email protected]/flags/mod.ts";
-import { parse as parseYAML } from "https://deno.land/[email protected]/encoding/yaml.ts"
-import { YAMLError } from "https://deno.land/[email protected]/encoding/_yaml/error.ts"
-import { printf } from "https://deno.land/[email protected]/fmt/printf.ts"
+import { parse } from "https://deno.land/[email protected]/flags/mod.ts";
+import { parse as parseYAML } from "https://deno.land/[email protected]/encoding/yaml.ts"
+import { YAMLError } from "https://deno.land/[email protected]/encoding/_yaml/error.ts"
+import { dirname, resolve } from "https://deno.land/[email protected]/path/mod.ts";
+import { printf } from "https://deno.land/[email protected]/fmt/printf.ts"
 import { StructError } from "https://esm.sh/superstruct"
 import { runRecipe } from "./core.coffee"
 import createConfiguration from "./schema.coffee"
@@ -86,11 +87,14 @@ programMain = () ->
 
     # load and run
     xueRunRc = loadXueRunTasks(tasksPath)
+    # change dir to task path dir.
+    Deno.chdir(dirname(resolve(tasksPath)))
+
     if recipes.length == 0
         if xueRunRc.hasOwnProperty("all")
             return runRecipe(xueRunRc, null, recipes, userOption)
         else console.error("\nxuerun: oops, no recipe given, nothing to do!\n"); Deno.exit(1)
-    recipes.forEach (recipe) -> await runRecipe(xueRunRc, null, recipe, options, recon, !1)
+    recipes.forEach (recipe) -> await runRecipe(xueRunRc, recipe, options, recon, !1)
 
 # call main function
 if import.meta.main then programMain()

tools/bootstrap.ts

@@ -1,7 +1,7 @@
 #!/usr/bin/env -S deno run --allow-read --allow-write --allow-run --allow-env
 
 import { compile } from "https://esm.sh/coffeescript";
-import { join, parse, format } from "https://deno.land/std@0.132.0/path/mod.ts";
+import { join, parse, format } from "https://deno.land/std@0.139.0/path/mod.ts";
 
 const __dirname = new URL(".", import.meta.url).pathname;
 const compiler = join(__dirname, "build.coffee");

tools/build.coffee

@@ -1,6 +1,6 @@
 import { compile } from "https://esm.sh/coffeescript"
-import { walkSync, ensureDirSync, emptyDir } from "https://deno.land/std@0.132.0/fs/mod.ts"
-import { join, parse, format } from "https://deno.land/std@0.132.0/path/mod.ts"
+import { walkSync, ensureDirSync, emptyDir } from "https://deno.land/std@0.139.0/fs/mod.ts"
+import { join, parse, format } from "https://deno.land/std@0.139.0/path/mod.ts"
 
 __dirname = new URL(".", import.meta.url).pathname
 srcPath = join(__dirname, "..", "src")