gsl-shell.git - gsl-shell

diff --git a/expr-lexer.lua b/expr-lexer.lua
index c075d8a5..c13b1c38 100644
--- a/expr-lexer.lua
+++ b/expr-lexer.lua

@@ -52,6 +52,10 @@ function expr_lexer.next_token(lexer)

lexer:skip('%s*')

if lexer.n > len(lexer.src) then return {type= 'EOF'} end

local c = lexer:char()

+ if c == '\'' then

+ local str = lexer:consume("'[^']+'")

+ return {type= 'literal', value = str:sub(2, -2)}

+ end

if c == '[' then

local str = lexer:consume('%b[]')

return {type= 'ident', value= str:sub(2,-2)}