Fix indentation of environment module

Signed-off-by: Tobias Ulmer <tu@emlix.com>

diff --git a/local/environment.lua b/local/environment.lua
index c97d8d8156a96dc4890141a5b7748992bb3f92e3..33c492351b095ee857684e4de4207d052f342435 100644 (file)
--- a/local/environment.lua
+++ b/local/environment.lua
@@ -4,12 +4,12 @@ require("sha1")
 --- create new environment
 -- @return environment
 function new()
-  local env = {}
-  local meta = { __index = environment }
-  setmetatable(env, meta)
-  env.dict = {}
-  env.sorted = {}
-  return env
+    local env = {}
+    local meta = { __index = environment }
+    setmetatable(env, meta)
+    env.dict = {}
+    env.sorted = {}
+    return env
 end
 
 --- set variable
@@ -18,20 +18,20 @@ end
 -- @param val value
 -- @return env as passed in the first parameter
 function set(env, var, val)
-  env.dict[var] = val
-  table.insert(env.sorted, var)
-  table.sort(env.sorted)
-  return env
+    env.dict[var] = val
+    table.insert(env.sorted, var)
+    table.sort(env.sorted)
+    return env
 end
 
 --- return a hash representing the environment
 -- @param env environment
 function id(env)
-  local sha1 = sha1.sha1_init()
-  for var, val in env:iter() do
-    sha1:update(string.format("%s=%s", var, val))
-  end
-  return sha1:final()
+    local sha1 = sha1.sha1_init()
+    for var, val in env:iter() do
+        sha1:update(string.format("%s=%s", var, val))
+    end
+    return sha1:final()
 end
 
 --- merge environment from merge into env.
@@ -40,93 +40,95 @@ end
 -- @param override bool: shall vars from merge override vars from env?
 -- @return environment as merged from env and merge
 function merge(env, merge, override)
-  for i, var in ipairs(merge.sorted) do
-    if not env.dict[var] then
-      table.insert(env.sorted, var)
-    end
-    if not env.dict[var] or override then
-      env.dict[var] = merge.dict[var]
+    for i, var in ipairs(merge.sorted) do
+        if not env.dict[var] then
+            table.insert(env.sorted, var)
+        end
+        if not env.dict[var] or override then
+            env.dict[var] = merge.dict[var]
+        end
     end
-  end
-  return env
+    return env
 end
 
 --- iterate over the environment, in alphabetical order
 -- @param env environment
 function iter(env)
-  local index = nil
-  local function _iter(t)
-    local var
-    index, var = next(t, index)
-    return var, env.dict[var]
-  end
-  return _iter, env.sorted
+    local index = nil
+    local function _iter(t)
+        local var
+        index, var = next(t, index)
+        return var, env.dict[var]
+    end
+    return _iter, env.sorted
 end
 
 --- return a (copy of the) dictionary
 -- @param env environment
 -- @return a copy of the dictionary representing the environment
 function get_dict(env)
-  local dict = {}
-  for k,v in env:iter() do
-    dict[k] = v
-  end
-  return dict
+    local dict = {}
+    for k,v in env:iter() do
+        dict[k] = v
+    end
+    return dict
 end
 
 function unittest(env)
-  local function p(...)
-    --print(...)
-  end
-
-  e1 = new()
-  e1:set("var1.3", "val1.3")
-  e1:set("var1.1", "val1.1")
-  e1:set("var1.2", "val1.2")
-  e1:set("var1.4", "val1.4")
-  assert(e1:id() == "84C3CB1BFF877D12F500C05D7B133DA2B8BC0A4A")
-
-  e2 = new()
-  e2:set("var2.3", "val2.3")
-  e2:set("var2.1", "val2.1")
-  e2:set("var2.2", "val2.2")
-  e2:set("var2.4", "val2.4")
-  assert(e2:id() == "7E63398D2CA50AE2763042392628E8031AF30B02")
-
-  for var, val in e1:iter() do
-    p(var, val)
-  end
-
-  for var, val in e2:iter() do
-    p(var, val)
-  end
-
-  e1:merge(e2)
-  assert(e1:id() == "AF0572C5622CD21D3839AEA8D43234F6A67B7BA2")
-
-  for var, val in e1:iter() do
-    p(var, val)
-  end
-
-  -- check merge without / with override
-  e3 = new()
-  e3:set("var", "val3")
-  e4 = new()
-  e4:set("var", "val4")
-  e3:merge(e4, false)
-  for var, val in e3:iter() do
-    p(var, val)
-  end
-  assert(e3:id() == "0728A49396F211F911E69FB929F7FEE715F4F981")
-
-  e5 = new()
-  e5:set("var", "val5")
-  e5:merge(e4, true)
-  for var, val in e5:iter() do
-    p(var, val)
-  end
-  assert(e5:id() == "404AA226CF94A483FD61878682F8E2759998B197")
-
-  local dict = e5:get_dict()
-  assert(dict['var'] == "val4")
+    local function p(...)
+        --print(...)
+    end
+
+    e1 = new()
+    e1:set("var1.3", "val1.3")
+    e1:set("var1.1", "val1.1")
+    e1:set("var1.2", "val1.2")
+    e1:set("var1.4", "val1.4")
+    assert(e1:id() == "84C3CB1BFF877D12F500C05D7B133DA2B8BC0A4A")
+
+    e2 = new()
+    e2:set("var2.3", "val2.3")
+    e2:set("var2.1", "val2.1")
+    e2:set("var2.2", "val2.2")
+    e2:set("var2.4", "val2.4")
+    assert(e2:id() == "7E63398D2CA50AE2763042392628E8031AF30B02")
+
+    for var, val in e1:iter() do
+        p(var, val)
+    end
+
+    for var, val in e2:iter() do
+        p(var, val)
+    end
+
+    e1:merge(e2)
+    assert(e1:id() == "AF0572C5622CD21D3839AEA8D43234F6A67B7BA2")
+
+    for var, val in e1:iter() do
+        p(var, val)
+    end
+
+    -- check merge without / with override
+    e3 = new()
+    e3:set("var", "val3")
+    e4 = new()
+    e4:set("var", "val4")
+    e3:merge(e4, false)
+    for var, val in e3:iter() do
+        p(var, val)
+    end
+    assert(e3:id() == "0728A49396F211F911E69FB929F7FEE715F4F981")
+
+    e5 = new()
+    e5:set("var", "val5")
+    e5:merge(e4, true)
+    for var, val in e5:iter() do
+        p(var, val)
+    end
+    assert(e5:id() == "404AA226CF94A483FD61878682F8E2759998B197")
+
+    local dict = e5:get_dict()
+    assert(dict['var'] == "val4")
 end
+
+-- vim:sw=4:sts=4:et: