From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 tools/mercurial/eslintvalidate.py | 76 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 tools/mercurial/eslintvalidate.py

(limited to 'tools/mercurial/eslintvalidate.py')

diff --git a/tools/mercurial/eslintvalidate.py b/tools/mercurial/eslintvalidate.py
new file mode 100644
index 000000000..5de0f9416
--- /dev/null
+++ b/tools/mercurial/eslintvalidate.py
@@ -0,0 +1,76 @@
+# This software may be used and distributed according to the terms of the
+# GNU General Public License version 2 or any later version.
+
+import os
+import sys
+import re
+import json
+from subprocess import check_output, CalledProcessError
+
+lintable = re.compile(r'.+\.(?:js|jsm|jsx|xml|html)$')
+ignored = 'File ignored because of a matching ignore pattern. Use "--no-ignore" to override.'
+
+def is_lintable(filename):
+    return lintable.match(filename)
+
+def display(ui, output):
+    results = json.loads(output)
+    for file in results:
+        path = os.path.relpath(file["filePath"])
+        for message in file["messages"]:
+            if message["message"] == ignored:
+                continue
+
+            if "line" in message:
+                ui.warn("%s:%d:%d %s\n" % (path, message["line"], message["column"], message["message"]))
+            else:
+                ui.warn("%s: %s\n" % (path, message["message"]))
+
+def eslinthook(ui, repo, node=None, **opts):
+    ctx = repo[node]
+    if len(ctx.parents()) > 1:
+        return 0
+
+    deleted = repo.status(ctx.p1().node(), ctx.node()).deleted
+    files = [f for f in ctx.files() if f not in deleted and is_lintable(f)]
+
+    if len(files) == 0:
+        return
+
+    try:
+        basepath = get_project_root()
+
+        if not basepath:
+            return
+
+        dir = os.path.join(basepath, "tools", "lint", "eslint", "node_modules", ".bin")
+
+        eslint_path = os.path.join(dir, "eslint")
+        if os.path.exists(os.path.join(dir, "eslint.cmd")):
+            eslint_path = os.path.join(dir, "eslint.cmd")
+        output = check_output([eslint_path,
+                               "--format", "json", "--plugin", "html"] + files,
+                               cwd=basepath)
+        display(ui, output)
+    except CalledProcessError as ex:
+        display(ui, ex.output)
+        ui.warn("ESLint found problems in your changes, please correct them.\n")
+
+def reposetup(ui, repo):
+    ui.setconfig('hooks', 'commit.eslint', eslinthook)
+
+def get_project_root():
+    file_found = False
+    folder = os.getcwd()
+
+    while (folder):
+        if os.path.exists(os.path.join(folder, 'mach')):
+            file_found = True
+            break
+        else:
+            folder = os.path.dirname(folder)
+
+    if file_found:
+        return os.path.abspath(folder)
+
+    return None
-- 
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