f8f94979ab
* make informal_definition and informal_lemma commands * drop the fields "math", "physics", and "proof" from InformalDefinition/InformalLemma and use docstrings instead * render informal docstring in dependency graph
65 lines
1.9 KiB
Text
65 lines
1.9 KiB
Text
/-
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Copyright (c) 2024 Joseph Tooby-Smith. All rights reserved.
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Released under Apache 2.0 license.
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Authors: Joseph Tooby-Smith
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-/
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import Lean.Elab.Command
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/-!
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## Underlying structure for remarks
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-/
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namespace HepLean
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open Lean
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/-- The information from a `remark ...` command. To be used in a note file-/
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structure RemarkInfo where
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/-- The content of the remark. -/
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content : String
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/-- The file name where the remark came from. -/
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fileName : Name
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/-- The line from where the remark came from. -/
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line : Nat
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/-- The name of the remark. -/
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name : Name
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/-- The namespace of the remark. -/
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nameSpace : Name
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/-- Environment extension to store `remark ...`. -/
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initialize remarkExtension : SimplePersistentEnvExtension RemarkInfo (Array RemarkInfo) ←
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registerSimplePersistentEnvExtension {
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name := `remarkExtension
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addEntryFn := fun arr remarkInfoT => arr.push remarkInfoT
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addImportedFn := fun es => es.foldl (· ++ ·) #[]
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}
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/-- A remark is a string used for important information. -/
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syntax (name := remark_syntax) "remark " ident ":=" str : command
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/-- Elaborator for the `note ...` command -/
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@[command_elab remark_syntax]
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def elabRemark : Elab.Command.CommandElab := fun stx =>
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match stx with
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| `(remark $n := $s) => do
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let str : String := s.getString
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let pos := stx.getPos?
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match pos with
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| some pos => do
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let env ← getEnv
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let fileMap ← getFileMap
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let filePos := fileMap.toPosition pos
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let line := filePos.line
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let modName := env.mainModule
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let nameSpace := (← getCurrNamespace)
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let noteInfo : RemarkInfo := {
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content := str,
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fileName := modName,
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line := line,
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name := n.getId,
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nameSpace := nameSpace}
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modifyEnv fun env => remarkExtension.addEntry env noteInfo
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| none => throwError "Invalid syntax for `note` command"
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| _ => throwError "Invalid syntax for `note` command"
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end HepLean
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