From 72d3f1e90985260625e493579a4a9e47022238d2 Mon Sep 17 00:00:00 2001
From: Benoit Marty <benoitm@matrix.org>
Date: Wed, 9 Oct 2019 15:06:02 +0200
Subject: [PATCH] Configure ktlint

---
 .buildkite/pipeline.yml |  5 ++++-
 .editorconfig           | 30 ++++++++++++++++++++++++++++++
 .gitignore              |  2 ++
 CONTRIBUTING.md         |  9 +++++++++
 4 files changed, 45 insertions(+), 1 deletion(-)
 create mode 100644 .editorconfig

diff --git a/.buildkite/pipeline.yml b/.buildkite/pipeline.yml
index e60595e8b9..fb2c36743d 100644
--- a/.buildkite/pipeline.yml
+++ b/.buildkite/pipeline.yml
@@ -54,4 +54,7 @@ steps:
   # Code quality
 
   - label: "Code quality"
-    command: "./tools/check/check_code_quality.sh"
+    command:
+      - "./tools/check/check_code_quality.sh"
+      - "curl -sSLO https://github.com/pinterest/ktlint/releases/download/0.34.2/ktlint && chmod a+x ktlint"
+      - "./ktlint --android -v"
diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000000..190985981f
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,30 @@
+# For ktlint configuration. Ref: https://ktlint.github.io/
+
+[*.{kt,kts}]
+# possible values: number (e.g. 2), "unset" (makes ktlint ignore indentation completely)
+indent_size=unset
+# true (recommended) / false
+insert_final_newline=true
+# possible values: number (e.g. 120) (package name, imports & comments are ignored), "off"
+# it's automatically set to 100 on `ktlint --android ...` (per Android Kotlin Style Guide)
+max_line_length=off
+
+# Comma-separated list of rules to disable (Since 0.34.0)
+# Note that rules in any ruleset other than the standard ruleset will need to be prefixed
+# by the ruleset identifier.
+disabled_rules=no-wildcard-imports,no-multi-spaces,colon-spacing,chain-wrapping,import-ordering
+
+# The following (so far identified) rules are kept:
+# no-blank-line-before-rbrace
+# final-newline
+# no-consecutive-blank-lines
+# comment-spacing
+# filename
+# comma-spacing
+# paren-spacing
+# op-spacing
+# string-template
+# no-unused-imports
+# curly-spacing
+# no-semi
+# no-empty-class-body
diff --git a/.gitignore b/.gitignore
index 0722110715..26ee897e5e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,5 @@
 .externalNativeBuild
 
 /tmp
+
+ktlint
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 449f6421cf..0c1fd13d74 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -42,6 +42,15 @@ Make sure the following commands execute without any error:
 
 > ./tools/check/check_code_quality.sh
 
+> curl -sSLO https://github.com/pinterest/ktlint/releases/download/0.34.2/ktlint && chmod a+x ktlint
+> ./ktlint --android -v
+
+Note that you can run
+
+> ./ktlint --android -v -F
+
+For ktlint to fix some detected errors for you
+
 > ./gradlew lintGplayRelease
 
 ### Unit tests