Properly escape definition names when building search regexes (#1617)

Fixes #1579

Author: VojtechStep

scripts/preprocessor_concepts.py

@@ -56,9 +56,10 @@ def make_definition_regex(definition):
 
 
 def make_loose_definition_regex(definition):
+    escaped = re.escape(definition)
     return re.compile(
-        definition + r'\s+:(?=[\s({])|' +
-        r'(?:data|record|infix[lr]?(?:\s+\d+)?)\s+' + definition
+        escaped + r'\s+:(?=[\s({])|' +
+        r'(?:data|record|infix[lr]?(?:\s+\d+)?)\s+' + escaped
     )
 
 

src/complex-numbers/eisenstein-integers.lagda.md

@@ -32,9 +32,10 @@ open import ring-theory.rings
 
 ## Idea
 
-The {{#concept "Eisenstein integers" WDID=Q262370 WD="Eisenstein integer"}} are
-the [complex numbers](complex-numbers.complex-numbers.md) of the form `a + bω`,
-where `ω = -½ + ½√3i`, and where `a` and `b` are
+The
+{{#concept "Eisenstein integers" WDID=Q262370 WD="Eisenstein integer" Agda=ℤ[ω]}}
+are the [complex numbers](complex-numbers.complex-numbers.md) of the form
+`a + bω`, where `ω = -½ + ½√3i`, and where `a` and `b` are
 [integers](elementary-number-theory.integers.md). Note that `ω` is a solution to
 the equation `ω² + ω + 1 = 0`.
 

src/complex-numbers/gaussian-integers.lagda.md

@@ -33,9 +33,11 @@ open import ring-theory.rings
 
 ## Idea
 
-The {{#concept "Gaussian integers" WDID=Q724975 WD="Gaussian integer"}} are the
-[complex numbers](complex-numbers.complex-numbers.md) of the form `a + bi`,
-where `a` and `b` are [integers](elementary-number-theory.integers.md).
+The
+{{#concept "Gaussian integers" WDID=Q724975 WD="Gaussian integer" Agda=ℤ[i]}}
+are the [complex numbers](complex-numbers.complex-numbers.md) of the form
+`a + bi`, where `a` and `b` are
+[integers](elementary-number-theory.integers.md).
 
 ## Definition