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66 lines
2.2 KiB
Plaintext
Executable File
66 lines
2.2 KiB
Plaintext
Executable File
# Copyright 2012-2014 Institut National des Sciences Appliquées de Lyon (INSA-Lyon)
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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module samples.PrepostDecorator
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import gololang.Decorators
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let isInteger = isOfType(Integer.class)
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@checkResult(isString(): andThen(lengthIs(2)))
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@checkArguments(isInteger: andThen(isPositive()), isString())
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function foo = |a, b| {
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return b + a
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}
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let myCheck = checkArguments(isInteger: andThen(isPositive()))
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@myCheck
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function inv = |v| -> 1.0 / v
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let isPositiveInt = isInteger: andThen(isPositive())
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@checkArguments(isPositiveInt)
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function mul = |v| -> 10 * v
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@checkArguments(isNumber())
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function num = |v| -> "ok"
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@checkArguments(isNotNull())
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function notnull = |v| -> "ok"
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function main = |args| {
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try { println(foo(1, "b")) } catch (e) { println(e) }
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try { println(foo(-1, "b")) } catch (e) { println(e) }
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try { println(foo("a", 2)) } catch (e) { println(e) }
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try { println(foo(1, 2)) } catch (e) { println(e) }
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try { println(foo(10, "ab")) } catch (e) { println(e) }
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try { println(inv(10)) } catch (e) { println(e) }
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try { println(inv(0)) } catch (e) { println(e) }
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try { println(mul(5)) } catch (e) { println(e) }
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try { println(mul(0)) } catch (e) { println(e) }
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try { println(num(1)) } catch (e) { println(e) }
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try { println(num(1_L)) } catch (e) { println(e) }
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try { println(num(1.5)) } catch (e) { println(e) }
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try { println(num(1.5_F)) } catch (e) { println(e) }
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try { println(num("a")) } catch (e) { println(e) }
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try { println(num('a')) } catch (e) { println(e) }
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try { println(notnull('1')) } catch (e) { println(e) }
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try { println(notnull(null)) } catch (e) { println(e) }
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}
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