Read a configuration file: Difference between revisions

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@@ Line 3,116: / Line 3,116: @@
 =={{header|Nim}}==
 <lang Nim>import re, strformat, strutils, tables
-var configs = newOrderedTable[string, seq[string]]()
+var configs: OrderedTable[string, seq[string]]
-var f = open("demo.config") ## shown above in description of the task
 var parsed: seq[string]
-for line in f.lines():
+for line in "demo.config".lines():
-  if not (line.startswith(re"#|;") or line.strip() == ""):
+  let line = line.strip()
-    parsed = line.strip().split(re"\s*=\s*|\s+", 1)
+  if line != "" and not line.startswith(re"#|;"):
-    if len(parsed) == 1:
+    parsed = line.split(re"\s*=\s*|\s+", 1)
-      configs[parsed[0].toLower()] = @[]
+    configs[parsed[0].toLower()] = if len(parsed) > 1: parsed[1].split(re"\s*,\s*") else: @[]
-    else:
+for key in ["fullname", "favouritefruit", "needspeeling", "seedsremoved", "otherfamily"]:
-      configs[parsed[0].toLower()] = parsed[1].split(re"\s*,\s*")
-f.close()
-for key in ["fullname", "favouritefruit", "needspeeling", "seedsremoved",
-    "otherfamily"]:
   if not configs.hasKey(key):
     echo(&"{key} = false")
@@ Line 3,141: / Line 3,137: @@
     else:
       for i, v in configs[key].pairs():
-        echo(&"{key}({i+1}) = {v}")
+        echo(&"{key}({i+1}) = {v}")</lang>
-</lang>
 {{out}}
 <pre>