hare.vim

commit 7917fde527c7b7cf0f11bc5576a9d9df10ad003d
parent ce32a0c6a622770bd1454069aef9abe95efcbd16
Author: Sebastian <sebastian@sebsite.pw>
Date:   Fri,  8 Sep 2023 00:22:59 -0400

syntax: disallow leading 0 in number constants

Signed-off-by: Sebastian <sebastian@sebsite.pw>

Diffstat:
M
syntax/hare.vim
 | 
8
++++----

1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/syntax/hare.vim b/syntax/hare.vim
@@ -2,7 +2,7 @@
 " Vim syntax file
 " Language: Hare
 " Maintainer: Amelia Clarke <me@rsaihe.dev>
-" Last Change: 2022-09-28
+" Last Change: 2023-09-07
 
 if exists("b:current_syntax")
   finish
@@ -55,14 +55,14 @@ syn keyword hareBoolean true false
 syn keyword hareNull null
 
 " Number literals.
-syn match hareNumber "\v(\.@1<!|\.\.)\zs<\d+([Ee][+-]?\d+)?(z|[iu](8|16|32|64)?)?>" display
+syn match hareNumber "\v(\.@1<!|\.\.)\zs<(0|[1-9]\d*)([Ee][+-]?\d+)?(z|[iu](8|16|32|64)?)?>" display
 syn match hareNumber "\v(\.@1<!|\.\.)\zs<0b[01]+(z|[iu](8|16|32|64)?)?>" display
 syn match hareNumber "\v(\.@1<!|\.\.)\zs<0o\o+(z|[iu](8|16|32|64)?)?>" display
 syn match hareNumber "\v(\.@1<!|\.\.)\zs<0x\x+(z|[iu](8|16|32|64)?)?>" display
 
 " Floating-point number literals.
-syn match hareFloat "\v<\d+\.\d+([Ee][+-]?\d+)?(f32|f64)?>" display
-syn match hareFloat "\v<\d+([Ee][+-]?\d+)?(f32|f64)>" display
+syn match hareFloat "\v<(0|[1-9]\d*)\.\d+([Ee][+-]?\d+)?(f32|f64)?>" display
+syn match hareFloat "\v<(0|[1-9]\d*)([Ee][+-]?\d+)?(f32|f64)>" display
 
 " String and rune literals.
 syn match hareEscape "\\[\\'"0abfnrtv]" contained display