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sphinx.ext.mathbase: Refactor LaTeX output

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This commit is contained in:
Takeshi KOMIYA
2016-04-14 10:39:29 +09:00
parent 39396a4b1e
commit 3206ccbae0
2 changed files with 39 additions and 24 deletions
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47
sphinx/ext/mathbase.py
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@@ -29,23 +29,38 @@ class eqref(nodes.Inline, nodes.TextElement):
def wrap_displaymath(math, label, numbering):
parts = math.split('\n\n')
ret = []
for part in parts:
if not part.strip():
continue
ret.append('\\!\\begin{split}%s\\end{split}\\\\\n' % part)
if not ret:
return ''
if label is not None or numbering:
env_begin = r'\begin{align}'
if label is not None:
env_begin += r'\label{%s}' % label
env_end = r'\end{align}'
def is_equation(part):
return part.strip()
if label is None:
labeldef = ''
else:
env_begin = r'\begin{align*}'
env_end = r'\end{align*}'
return '%s\\begin{aligned}\n%s\\end{aligned}%s' % (env_begin, ''.join(ret), env_end)
labeldef = r'\label{%s}' % label
numbering = True
parts = filter(is_equation, math.split('\n\n'))
equations = []
if len(parts) == 0:
return ''
elif len(parts) == 1:
if numbering:
begin = r'\begin{equation}' + labeldef
end = r'\end{equation}'
else:
begin = r'\begin{equation*}' + labeldef
end = r'\end{equation*}'
equations.append('\\begin{split}%s\\end{split}\n' % parts[0])
else:
if numbering:
begin = r'\begin{align}%s\begin{aligned}' % labeldef
end = r'\end{aligned}\end{align}'
else:
begin = r'\begin{align*}%s\begin{aligned}' % labeldef
end = r'\end{aligned}\end{align*}'
for part in parts:
equations.append('\\!%s\\\\\n' % part)
return '%s\n%s%s' % (begin, ''.join(equations), end)
def math_role(role, rawtext, text, lineno, inliner, options={}, content=[]):

16
tests/test_ext_math.py
View File

@@ -72,21 +72,21 @@ def test_math_number_all_latex(app, status, warning):
content = (app.outdir / 'test.tex').text()
print content
macro = (r'\\begin{align\*}\\begin{aligned}\s*'
r'\\!\\begin{split}a\^2\+b\^2=c\^2\\end{split}\\\\\s*'
r'\\end{aligned}\\end{align\*}')
macro = (r'\\begin{equation\*}\s*'
r'\\begin{split}a\^2\+b\^2=c\^2\\end{split}\s*'
r'\\end{equation\*}')
assert re.search(macro, content, re.S)
macro = r'Inline \\\(E=mc\^2\\\)'
assert re.search(macro, content, re.S)
macro = (r'\\begin{align\*}\\begin{aligned}\s*'
r'\\!\\begin{split}e\^{i\\pi}\+1=0\\end{split}\\\\\s+'
r'\\end{aligned}\\end{align\*}')
macro = (r'\\begin{equation\*}\s*'
r'\\begin{split}e\^{i\\pi}\+1=0\\end{split}\s+'
r'\\end{equation\*}')
assert re.search(macro, content, re.S)
macro = (r'\\begin{align\*}\\begin{aligned}\s*'
r'\\!\\begin{split}S &= \\pi r\^2\\end{split}\\\\\s*'
r'\\!\\begin{split}V &= \\frac\{4}\{3} \\pi r\^3\\end{split}\\\\\s*'
r'\\!S &= \\pi r\^2\\\\\s*'
r'\\!V &= \\frac\{4}\{3} \\pi r\^3\\\\\s*'
r'\\end{aligned}\\end{align\*}')
assert re.search(macro, content, re.S)