[cheatsheet] Splitted into sections, added navigation
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Robert Bendun
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@ -21,6 +21,8 @@ END INTRO
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BEGIN TABLE
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SECTION Podstawy
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n Kategoria
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m Musique
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p Python
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@ -63,6 +65,36 @@ r return x + y
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r end
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c Musique nie rozróżnia funkcji anonimowych i zadeklarowanych
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n Instrukcja warunkowa
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m if (n == 42)
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m [ say 1 ]
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m [ say 2 ]
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p if n == 42:
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p print(1)
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p else:
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p print(2)
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r if n == 42
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r puts 1
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r else
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r puts 2
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r end
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c Musique nie posiada instrukcji warunkowej, a funkcję if,
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c która przyjmuje wartość logiczną i dwa bloki (funkcje anonimowe)
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c - jeden z nich zostanie wykonany jeśli warunek jest prawdziwy,
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c a drugi jeśli jest fałszywy.
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n Wyrażenie warunkowe
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m x := if (n == 42) [1] [2]
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p x = 1 if n == 42 else 2
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r x = n == 42 ? 1 : 2
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SECTION Tablice
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n Kategoria
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m Musique
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p Python
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r Ruby (SonicPi)
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c Komentarz
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n Tablice
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m x = [1; 2; 3; 4]
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p x = [1, 2, 3, 4]
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@ -104,25 +136,30 @@ r [*1..5].inject(:*)
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c Musique pozwala zmienić dowolny operator w funkcję
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c poprzez zapis 'operator jak '* w przykładzie
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n Instrukcja warunkowa
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m if (n == 42)
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m [ say 1 ]
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m [ say 2 ]
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p if n == 42:
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p print(1)
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p else:
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p print(2)
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r if n == 42
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r puts 1
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r else
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r puts 2
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n Iteracja po elementach tablicy
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m for (up 5) [ i | say i ]
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p for i in range(5):
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p print(i)
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r (0..4).each do |i|
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r puts i
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r end
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c Musique nie posiada instrukcji warunkowej, a funkcję if,
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c która przyjmuje wartość logiczną i dwa bloki (funkcje anonimowe)
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c - jeden z nich zostanie wykonany jeśli warunek jest prawdziwy,
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c a drugi jeśli jest fałszywy.
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n Wyrażenie warunkowe
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m x := if (n == 42) [1] [2]
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p x = 1 if n == 42 else 2
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r x = n == 42 ? 1 : 2
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c Podobnie jak w przypadku instrukcji warunkowej, Musique używa funkcji.
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n Sortowanie tablicy
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m xs := sort [1; 5; 3; 3; 2]
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p xs = sorted([1, 5, 3, 3, 2])
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r xs = [1, 5, 3, 3, 2].sort
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n Sortowanie wielu tablic w jedną
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m xs := sort [1; 5; 3; 3; 2]
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m [3; 4; 5] 1 2 3
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p xs = sorted(itertools.chain(
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p [1, 5, 3, 3, 2], [3, 4, 5],
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p [1], [2], [3]
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p ))
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c Wiele operacji na tablicach może być wykonywane na dowolnej kombinacji
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c tablic i pojedyńczych wartości. Tworzy to jedną tablicę wykoniową.
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END TABLE
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3
scripts/code-size.sh
Executable file
3
scripts/code-size.sh
Executable file
@ -0,0 +1,3 @@
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#!/usr/bin/env bash
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cloc src/*.cc include/*.hh lib/midi/include lib/midi/src
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@ -1,9 +1,20 @@
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import argparse
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import os
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import string
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import collections
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import dataclasses
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Directive = collections.namedtuple("Directive", "line_number type content")
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@dataclasses.dataclass
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class Section:
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name: str
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rows: list = dataclasses.field(default_factory=lambda: [{}])
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order: list = dataclasses.field(default_factory=list)
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ref: str = ""
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@dataclasses.dataclass
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class Directive:
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line_number: int
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type: str
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content: str
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HTML_TEMPLATE = string.Template("""<!DOCTYPE html>
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<html>
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@ -14,15 +25,16 @@ HTML_TEMPLATE = string.Template("""<!DOCTYPE html>
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</head>
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<body>
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<p>$intro</p>
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<table> $table </table>
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<nav> <ol> $nav </ol> </nav>
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<section> $body </section>
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</body>
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</html>
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""")
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def parse_table(lines: list):
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def parse_table(lines: list[str]) -> list[Section]:
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previus_column_type = None
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rows, order = [{}], []
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current_row = rows[0]
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sections = []
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current_section = None
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# Each nonblank matches this regular expression /(\S*)\s(.*)/
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# where first capture is type of column (essentialy column id) and
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@ -35,27 +47,34 @@ def parse_table(lines: list):
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sep = line.find(' ')
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column_type, cell_content = line[:sep].strip(), line[sep:]
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if column_type not in order:
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order.append(column_type)
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if column_type == "SECTION":
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sections.append(Section(name=cell_content))
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current_section = sections[-1]
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continue
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if previus_column_type != column_type and column_type in current_row:
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rows.append({})
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current_row = rows[-1]
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assert current_section is not None, "Define SECTION before table entries"
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cell = current_row.get(column_type, [])
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if column_type not in current_section.order:
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current_section.order.append(column_type)
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if previus_column_type != column_type and column_type in current_section.rows[-1]:
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current_section.rows.append({})
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cell = current_section.rows[-1].get(column_type, [])
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cell.append(cell_content)
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current_row[column_type] = cell
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current_section.rows[-1][column_type] = cell
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previus_column_type = column_type
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# Eliminate common whitespace prefix in given column type (not all whitespace
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# prefix since examples in Python may have significant whitespace)
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for row in rows:
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for section in sections:
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for row in section.rows:
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for cell in row.values():
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prefix_whitespace = min(len(s) - len(s.lstrip()) for s in cell)
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for i, s in enumerate(cell):
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cell[i] = s[prefix_whitespace:]
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return rows, order
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return sections
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def compile_template(*, template_path: str, target_path: str):
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# Read template file and separate it into lines
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@ -98,27 +117,40 @@ def compile_template(*, template_path: str, target_path: str):
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assert intro_source is not None
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assert title is not None
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rows, columns_order = parse_table(lines=table_source)
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sections = parse_table(lines=table_source)
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table = ""
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for section in sections:
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section.ref = section.name.replace(" ", "_")
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for i, row in enumerate(rows):
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nav = ""
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for section in sections:
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nav += f"<li><a href=\"#{section.ref}\">{section.name}</a></li>"
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body = ""
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for section in sections:
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table = f"<p><h2 id=\"{section.ref}\">{section.name}</h2><table>\n"
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for i, row in enumerate(section.rows):
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if i == 0:
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line = ["<th>" + ' '.join(row[k]) + "</th>" for k in columns_order]
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line = ["<th>" + ' '.join(row[k]) + "</th>" for k in section.order]
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else:
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line = []
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for column in columns_order:
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for column in section.order:
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val = row.get(column, [])
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line.append('<td><pre><code>' + '<br/>'.join(val) + '</code></pre></td>')
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table += "<tr>\n" + '\n'.join(line) + "\n</tr>\n"
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table += "\n</table></p>\n"
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body += table
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final = HTML_TEMPLATE.substitute({
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"title": title,
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"body": body,
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"css": "\n".join(css_source),
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"table": table,
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"intro": "\n".join(intro_source)
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"intro": "\n".join(intro_source),
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"nav": nav,
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"title": title,
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})
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with open(target_path, "w") as f:
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