From fa57bf51b3c46a8b2a0267c2bebedd241d062d8a Mon Sep 17 00:00:00 2001
From: Phil Pirozhkov <hello@fili.pp.ru>
Date: Wed, 2 Sep 2020 01:24:48 +0300
Subject: [PATCH] Remove predicates that apply to unsupported Rubies

---
 script/predicate_functions.sh              | 73 +---------------------
 script/run_build                           |  1 +
 script/update_rubygems_and_install_bundler |  2 -
 3 files changed, 4 insertions(+), 72 deletions(-)

diff --git a/script/predicate_functions.sh b/script/predicate_functions.sh
index 746a4985f1..9b2dc1efda 100644
--- a/script/predicate_functions.sh
+++ b/script/predicate_functions.sh
@@ -1,10 +1,5 @@
-# This file was generated on 2019-12-18T14:01:39+00:00 from the rspec-dev repo.
-# DO NOT modify it by hand as your changes will get lost the next time it is generated.
-
 function is_mri {
-  if ruby -e "exit(!defined?(RUBY_ENGINE) || RUBY_ENGINE == 'ruby')"; then
-    # RUBY_ENGINE only returns 'ruby' on MRI.
-    # MRI 1.8.7 lacks the constant but all other rubies have it (including JRuby in 1.8 mode)
+  if ruby -e "exit(RUBY_ENGINE == 'ruby')"; then
     return 0
   else
     return 1
@@ -12,51 +7,13 @@ function is_mri {
 }
 
 function is_jruby {
-  if ruby -e "exit(defined?(RUBY_PLATFORM) && RUBY_PLATFORM == 'java')"; then
-    # RUBY_ENGINE only returns 'ruby' on MRI.
-    # MRI 1.8.7 lacks the constant but all other rubies have it (including JRuby in 1.8 mode)
+  if ruby -e "exit(RUBY_PLATFORM == 'java')"; then
     return 0
   else
     return 1
   fi;
 }
 
-function is_mri_192 {
-  if is_mri; then
-    if ruby -e "exit(RUBY_VERSION == '1.9.2')"; then
-      return 0
-    else
-      return 1
-    fi
-  else
-    return 1
-  fi
-}
-
-function is_mri_192_plus {
-  if is_mri; then
-    if ruby -e "exit(RUBY_VERSION.to_f > 1.8)"; then
-      return 0
-    else
-      return 1
-    fi
-  else
-    return 1
-  fi
-}
-
-function is_mri_2plus {
-  if is_mri; then
-    if ruby -e "exit(RUBY_VERSION.to_f > 2.0)"; then
-      return 0
-    else
-      return 1
-    fi
-  else
-    return 1
-  fi
-}
-
 function is_ruby_23_plus {
   if ruby -e "exit(RUBY_VERSION.to_f >= 2.3)"; then
     return 0
@@ -65,37 +22,13 @@ function is_ruby_23_plus {
   fi
 }
 
-function rspec_rails_compatible {
-  if is_ruby_23_plus; then
-    return 0
-  else
-    return 1
-  fi
-}
-
-function rspec_support_compatible {
-  if [ "$MAINTENANCE_BRANCH" != "2-99-maintenance" ] && [ "$MAINTENANCE_BRANCH" != "2-14-maintenance" ]; then
-    return 0
-  else
-    return 1
-  fi
-}
-
 function additional_specs_available {
   type run_additional_specs > /dev/null 2>&1
   return $?
 }
 
 function documentation_enforced {
-  if [ -x ./bin/yard ]; then
-    if is_mri_2plus; then
-      return 0
-    else
-      return 1
-    fi
-  else
-    return 1
-  fi
+  [ -x ./bin/yard ]
 }
 
 function style_and_lint_enforced {
diff --git a/script/run_build b/script/run_build
index e20840e3ca..d7a36aa888 100755
--- a/script/run_build
+++ b/script/run_build
@@ -20,6 +20,7 @@ fi
 
 fold "cukes" run_cukes
 
+# Yard on JRuby fails with a strange message, skip
 if documentation_enforced; then
   fold "doc check" check_documentation_coverage
 fi
diff --git a/script/update_rubygems_and_install_bundler b/script/update_rubygems_and_install_bundler
index 3cfe3a4565..5b0a3921dc 100755
--- a/script/update_rubygems_and_install_bundler
+++ b/script/update_rubygems_and_install_bundler
@@ -1,6 +1,4 @@
 #!/bin/bash
-# This file was generated on 2019-12-18T14:01:39+00:00 from the rspec-dev repo.
-# DO NOT modify it by hand as your changes will get lost the next time it is generated.
 
 set -e
 source script/functions.sh