From 9715d211c27b7cab7bd79f426a506d5183393fdc Mon Sep 17 00:00:00 2001
From: Thibaut Etienne <thibaut@etienne.pw>
Date: Thu, 22 Oct 2020 09:12:43 +0200
Subject: [PATCH] Add Flake8 problem matcher

---
 .github/workflows/build.yaml           |  5 +++++
 .github/workflows/matchers/flake8.json | 30 ++++++++++++++++++++++++++
 .github/workflows/matchers/python.json | 18 ++++++++++++++++
 3 files changed, 53 insertions(+)
 create mode 100644 .github/workflows/matchers/flake8.json
 create mode 100644 .github/workflows/matchers/python.json

diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 02ef0d9f..61e0765e 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -28,6 +28,11 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
 
+    - name: Register problems matchers
+      run: |
+        echo "::add-matcher::.github/workflows/matchers/flake8.json"
+        echo "::add-matcher::.github/workflows/matchers/python.json"
+
     - name: Install tox
       run: pip install tox
       
diff --git a/.github/workflows/matchers/flake8.json b/.github/workflows/matchers/flake8.json
new file mode 100644
index 00000000..e059a1cf
--- /dev/null
+++ b/.github/workflows/matchers/flake8.json
@@ -0,0 +1,30 @@
+{
+  "problemMatcher": [
+    {
+      "owner": "flake8-error",
+      "severity": "error",
+      "pattern": [
+        {
+          "regexp": "^(.*):(\\d+):(\\d+):\\s([EF]\\d{3}\\s.*)$",
+          "file": 1,
+          "line": 2,
+          "column": 3,
+          "message": 4
+        }
+      ]
+    },
+    {
+      "owner": "flake8-warning",
+      "severity": "warning",
+      "pattern": [
+        {
+          "regexp": "^(.*):(\\d+):(\\d+):\\s([CDNW]\\d{3}\\s.*)$",
+          "file": 1,
+          "line": 2,
+          "column": 3,
+          "message": 4
+        }
+      ]
+    }
+  ]
+}
diff --git a/.github/workflows/matchers/python.json b/.github/workflows/matchers/python.json
new file mode 100644
index 00000000..3e5d8d5b
--- /dev/null
+++ b/.github/workflows/matchers/python.json
@@ -0,0 +1,18 @@
+{
+  "problemMatcher": [
+    {
+      "owner": "python",
+      "pattern": [
+        {
+          "regexp": "^\\s*File\\s\\\"(.*)\\\",\\sline\\s(\\d+),\\sin\\s(.*)$",
+          "file": 1,
+          "line": 2
+        },
+        {
+          "regexp": "^\\s*raise\\s(.*)\\(\\'(.*)\\'\\)$",
+          "message": 2
+        }
+      ]
+    }
+  ]
+}