50 lines
1.9 KiB
Text
50 lines
1.9 KiB
Text
/-
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Copyright (c) 2021 Mac Malone. All rights reserved.
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Released under Apache 2.0 license as described in the file LICENSE.
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Authors: Mac Malone
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-/
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import Lean.Attributes
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open Lean
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namespace Lake
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initialize packageAttr : TagAttribute ←
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registerTagAttribute `package "mark a definition as a Lake package configuration"
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initialize packageDepAttr : TagAttribute ←
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registerTagAttribute `package_dep "mark a definition as a Lake package dependency"
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initialize scriptAttr : TagAttribute ←
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registerTagAttribute `script "mark a definition as a Lake script"
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initialize leanLibAttr : TagAttribute ←
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registerTagAttribute `lean_lib "mark a definition as a Lake Lean library target configuration"
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initialize leanExeAttr : TagAttribute ←
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registerTagAttribute `lean_exe "mark a definition as a Lake Lean executable target configuration"
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initialize externLibAttr : TagAttribute ←
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registerTagAttribute `extern_lib "mark a definition as a Lake external library target"
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initialize targetAttr : TagAttribute ←
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registerTagAttribute `target "mark a definition as a custom Lake target"
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initialize defaultTargetAttr : TagAttribute ←
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registerTagAttribute `default_target "mark a Lake target as the package's default"
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fun name => do
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let valid ← getEnv <&> fun env =>
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leanLibAttr.hasTag env name ||
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leanExeAttr.hasTag env name ||
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externLibAttr.hasTag env name ||
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targetAttr.hasTag env name
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unless valid do
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throwError "attribute `default_target` can only be used on a target (e.g., `lean_lib`, `lean_exe`)"
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initialize moduleFacetAttr : TagAttribute ←
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registerTagAttribute `module_facet "mark a definition as a Lake module facet"
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initialize packageFacetAttr : TagAttribute ←
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registerTagAttribute `package_facet "mark a definition as a Lake package facet"
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initialize libraryFacetAttr : TagAttribute ←
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registerTagAttribute `library_facet "mark a definition as a Lake library facet"
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