Implement an --invert/-v for string match, like grep -v.

Only lines that do not match the pattern are shown.

2 files changed, 42 insertions, 0 deletions

diff --git a/tests/string.in b/tests/string.in
index 8afc97ff..ac858618 100644
--- a/tests/string.in
+++ b/tests/string.in
@@ -1,5 +1,26 @@
 # tests for string builtin
 # mostly taken from examples
+
+string match -r -v "c.*" dog can cat diz; and echo "exit 0"
+
+string match -q -r -v "c.*" dog can cat diz; and echo "exit 0"
+
+string match -v "c*" dog can cat diz; and echo "exit 0"
+
+string match -q -v "c*" dog can cat diz; and echo "exit 0"
+
+string match -v "d*" dog dan dat diz; or echo "exit 1"
+
+string match -q -v "d*" dog dan dat diz; or echo "exit 1"
+
+string match -r -v x y; and echo "exit 0"
+
+string match -r -v x x; or echo "exit 1"
+
+string match -q -r -v x y; and echo "exit 0"
+
+string match -q -r -v x x; or echo "exit 1"
+
 string length 'hello, world'
 
 string length -q ""; and echo not zero length
@@ -63,3 +84,7 @@ string match -r '[' 'a[sd' 2>/dev/null; or echo "invalid expression error"
 string invalidarg 2>/dev/null; or echo "invalid argument error"
 
 string length 2>/dev/null; or echo "missing argument returns 0"
+
+string match -r -v "[dcantg].*" dog can cat diz; or echo "no regexp invert match"
+
+string match -v "???" dog can cat diz; or echo "no glob invert match"
diff --git a/tests/string.out b/tests/string.out
index 45ccb369..bd3fff45 100644
--- a/tests/string.out
+++ b/tests/string.out
@@ -1,3 +1,18 @@
+dog
+diz
+exit 0
+exit 0
+dog
+diz
+exit 0
+exit 0
+exit 1
+exit 1
+y
+exit 0
+exit 1
+exit 0
+exit 1
 12
 ab
 bc
@@ -45,3 +60,5 @@ aabb
 invalid expression error
 invalid argument error
 missing argument returns 0
+no regexp invert match
+no glob invert match