From 08950649839c1df1504d495fccfea04bf11f55ed Mon Sep 17 00:00:00 2001 From: Andreas Rumpf Date: Mon, 30 Oct 2017 17:21:05 +0100 Subject: getEnv now supports a 'default' parameter; refs #6019 --- lib/pure/includes/osenv.nim | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'lib/pure/includes') diff --git a/lib/pure/includes/osenv.nim b/lib/pure/includes/osenv.nim index 8d2fc235a..ae62a5c4e 100644 --- a/lib/pure/includes/osenv.nim +++ b/lib/pure/includes/osenv.nim @@ -94,7 +94,7 @@ proc findEnvVar(key: string): int = if startsWith(environment[i], temp): return i return -1 -proc getEnv*(key: string): TaintedString {.tags: [ReadEnvEffect].} = +proc getEnv*(key: string, default = ""): TaintedString {.tags: [ReadEnvEffect].} = ## Returns the value of the `environment variable`:idx: named `key`. ## ## If the variable does not exist, "" is returned. To distinguish @@ -108,7 +108,7 @@ proc getEnv*(key: string): TaintedString {.tags: [ReadEnvEffect].} = return TaintedString(substr(environment[i], find(environment[i], '=')+1)) else: var env = c_getenv(key) - if env == nil: return TaintedString("") + if env == nil: return TaintedString(default) result = TaintedString($env) proc existsEnv*(key: string): bool {.tags: [ReadEnvEffect].} = -- cgit 1.4.1-2-gfad0