diff --git a/Rules/Braille/Russian/Russian_Rules.yaml b/Rules/Braille/Russian/Russian_Rules.yaml index 1effd8c4..6ac752bc 100644 --- a/Rules/Braille/Russian/Russian_Rules.yaml +++ b/Rules/Braille/Russian/Russian_Rules.yaml @@ -67,7 +67,7 @@ - name: default tag: mroot - match: "." + match: "not(*[2][self::m:mn and translate(., '0123456789', '')=''])" replace: - t: "⠩" - x: "*[2]" @@ -75,6 +75,43 @@ - x: "*[1]" - t: "⠹" +- + name: integer-index + tag: mroot + match: "*[2][self::m:mn and translate(., '0123456789', '')='']" + replace: + - t: "⠩" + - x: "BrailleChars(translate(*[2], '0123456789', '\ue000\ue001\ue002\ue003\ue004\ue005\ue006\ue007\ue008\ue009'), 'Russian')" + - t: "⠱" + - x: "*[1]" + - t: "⠹" + +- + name: simple-numeric + tag: mfrac + match: + - "*[1][self::m:mn and translate(., '0123456789', '')=''] and" + - "*[2][self::m:mn and translate(., '0123456789', '')='']" + replace: + - x: "*[1]" + - x: "BrailleChars(translate(*[2], '0123456789', '\ue000\ue001\ue002\ue003\ue004\ue005\ue006\ue007\ue008\ue009'), 'Russian')" + +- + name: simple-algebraic + tag: mfrac + match: + - "(*[1][self::m:mi] or *[1][self::m:mn and translate(., '0123456789', '')='']) and" + - "(*[2][self::m:mi] or *[2][self::m:mn and translate(., '0123456789', '')=''])" + replace: + - x: "*[1]" + - t: "⠳" + - test: + if: "*[2][self::m:mn]" + then: + - x: "BrailleChars(translate(*[2], '0123456789', '\ue000\ue001\ue002\ue003\ue004\ue005\ue006\ue007\ue008\ue009'), 'Russian')" + else: + - x: "*[2]" + - name: default tag: mfrac @@ -125,9 +162,7 @@ name: default tag: mtable match: "." - replace: - - t: "⠞⠃⠇" - - x: "*" + replace: [x: "*"] - name: default @@ -163,6 +198,18 @@ match: "*[2][translate(., \"'*`ª°²³´¹º′″‴‵‶‷⁗\",'')='']" replace: [x: "*"] +- + name: integer + tag: [msub, munder] + match: "*[2][self::m:mn and translate(., '0123456789', '')='']" + replace: + - x: "*[1]" + - test: + if: "self::m:munder" + then: [t: "⠨⠡"] + else: [t: "⠡"] + - x: "BrailleChars(translate(*[2], '0123456789', '\ue000\ue001\ue002\ue003\ue004\ue005\ue006\ue007\ue008\ue009'), 'Russian')" + - name: default tag: [msub, munder] @@ -176,6 +223,18 @@ - x: "*[2]" - t: "⠱" +- + name: integer + tag: [msup, mover] + match: "*[2][self::m:mn and translate(., '0123456789', '')='']" + replace: + - x: "*[1]" + - test: + if: "self::m:mover" + then: [t: "⠨⠌"] + else: [t: "⠌"] + - x: "BrailleChars(translate(*[2], '0123456789', '\ue000\ue001\ue002\ue003\ue004\ue005\ue006\ue007\ue008\ue009'), 'Russian')" + - name: default tag: [msup, mover] @@ -222,6 +281,30 @@ - x: "*" - t: "⠜" +- + name: chemical-formula-operator-bond + tag: mo + match: "@data-chemical-bond" + replace: + - test: + - if: ".='-' or .=':'" + then: [t: "⠤"] + - else_if: ".='=' or .='∷'" + then: [t: "⠦"] + - else_if: ".='≡'" + then: [t: "⠿"] + else: [x: "text()"] + +- + name: prefix-geometry-ops + tag: mo + match: + - "parent::*[count(*) = 2 and name()='mrow' and not(preceding-sibling::*)] and" + - "( .='∠' or .='△' or .='∪' )" + replace: + - x: "text()" + - t: "#" + - name: default tag: mo @@ -239,39 +322,41 @@ - name: functions tag: mi - match: "IsInDefinition(., 'Speech', 'FunctionNames')" + match: + - "IsInDefinition(., 'Speech', 'FunctionNames') or" + - ".='tg' or .='ctg' or .='arctg' or .='arcctg'" replace: - test: - if: ".='arcsin'" - then: [t: "⠫⠁⠎"] + then: [t: "⠫⠁⠎#"] - else_if: ".='arccos'" - then: [t: "⠫⠁⠉"] + then: [t: "⠫⠁⠉#"] - else_if: ".='arctg' or .='arctan'" - then: [t: "⠫⠁⠞"] + then: [t: "⠫⠁⠞#"] - else_if: ".='arcctg' or .='arccotan' or .='arccot'" - then: [t: "⠫⠁⠉⠞"] + then: [t: "⠫⠁⠉⠞#"] - else_if: ".='sin'" - then: [t: "⠫⠎"] + then: [t: "⠫⠎#"] - else_if: ".='cos'" - then: [t: "⠫⠉"] + then: [t: "⠫⠉#"] - else_if: ".='tg' or .='tan'" - then: [t: "⠫⠞"] + then: [t: "⠫⠞#"] - else_if: ".='ctg' or .='cotan' or .='cot'" - then: [t: "⠫⠉⠞"] + then: [t: "⠫⠉⠞#"] - else_if: ".='log'" - then: [t: "⠫⠇"] + then: [t: "⠫⠇#"] - else_if: ".='ln'" - then: [t: "⠫⠇⠝"] + then: [t: "⠫⠇⠝#"] - else_if: ".='lg'" - then: [t: "⠫⠇⠛"] + then: [t: "⠫⠇⠛#"] - else_if: ".='lim'" - then: [t: "⠫⠇⠍"] + then: [t: "⠫⠇⠍#"] - else_if: ".='min'" - then: [t: "⠫⠍⠝"] + then: [t: "⠫⠍⠝#"] - else_if: ".='max'" - then: [t: "⠫⠍⠭"] + then: [t: "⠫⠍⠭#"] - else_if: ".='exp'" - then: [t: "⠫⠑"] + then: [t: "⠫⠑#"] else: [x: "BrailleChars(., 'Russian')"] - diff --git a/Rules/Braille/Russian/unicode.yaml b/Rules/Braille/Russian/unicode.yaml index 1f2c733c..885f51a6 100644 --- a/Rules/Braille/Russian/unicode.yaml +++ b/Rules/Braille/Russian/unicode.yaml @@ -4,13 +4,15 @@ - ",": [t: "⠠⠂"] - "!": [t: "⠠⠖"] - "?": [t: "⠠⠢"] -- ":": [t: "⠠⠒"] +- ":": [t: "⠀⠲"] - ";": [t: "⠠⠆"] - "{": [t: "⠠⠪"] - "}": [t: "⠠⠕"] - "+": [t: "⠀⠖"] - "-": [t: "⠀⠤"] - "=": [t: "⠀⠶"] +- "(": [t: "⠣"] +- ")": [t: "⠜"] - ">": [t: "⠀⠕⠀"] - "<": [t: "⠀⠪⠀"] - "%": [t: "⠼⠴"] @@ -18,62 +20,63 @@ - ";": [t: "⠠⠢"] - "Ϳ": [t: "⠰⠊"] - "·": [t: "⠰"] -- "α": [t: "⠰⠁"] -- "β": [t: "⠰⠃"] -- "γ": [t: "⠰⠛"] -- "δ": [t: "⠰⠙"] -- "ε": [t: "⠰⠑"] -- "ζ": [t: "⠰⠵"] -- "η": [t: "⠰⠚"] -- "θ": [t: "⠰⠓"] -- "ι": [t: "⠰⠊"] -- "κ": [t: "⠰⠅"] -- "λ": [t: "⠰⠇"] -- "μ": [t: "⠰⠍"] -- "ν": [t: "⠰⠝"] -- "ξ": [t: "⠰⠭"] -- "ο": [t: "⠰⠕"] -- "π": [t: "⠰⠏"] -- "ρ": [t: "⠰⠗"] -- "σ": [t: "⠰⠎"] -- "τ": [t: "⠰⠞"] -- "υ": [t: "⠰⠥"] -- "φ": [t: "⠰⠋"] -- "χ": [t: "⠰⠉"] -- "ψ": [t: "⠰⠽"] -- "ω": [t: "⠰⠺"] -- "Α": [t: "⠸⠁"] -- "Β": [t: "⠸⠃"] -- "Γ": [t: "⠸⠛"] -- "Δ": [t: "⠸⠙"] -- "Ε": [t: "⠸⠑"] -- "Ζ": [t: "⠸⠵"] -- "Η": [t: "⠸⠚"] -- "Θ": [t: "⠸⠓"] -- "Ι": [t: "⠸⠊"] -- "Κ": [t: "⠸⠅"] -- "Λ": [t: "⠸⠇"] -- "Μ": [t: "⠸⠍"] -- "Ν": [t: "⠸⠝"] -- "Ξ": [t: "⠸⠭"] -- "Ο": [t: "⠸⠕"] -- "Π": [t: "⠸⠏"] -- "Ρ": [t: "⠸⠗"] -- "Σ": [t: "⠸⠎"] -- "Τ": [t: "⠸⠞"] -- "Υ": [t: "⠸⠥"] -- "Φ": [t: "⠸⠋"] -- "Χ": [t: "⠸⠉"] -- "Ψ": [t: "⠸⠽"] -- "Ω": [t: "⠸⠺"] -- "ϐ": [t: "⠰⠃"] -- "ϑ": [t: "⠰⠓"] -- "ϕ": [t: "⠰⠋"] -- "ϖ": [t: "⠰⠏"] -- "ϱ": [t: "⠰⠗"] +- "α": [t: "g⠁"] +- "β": [t: "g⠃"] +- "γ": [t: "g⠛"] +- "δ": [t: "g⠙"] +- "ε": [t: "g⠑"] +- "ζ": [t: "g⠵"] +- "η": [t: "g⠚"] +- "θ": [t: "g⠓"] +- "ι": [t: "g⠊"] +- "κ": [t: "g⠅"] +- "λ": [t: "g⠇"] +- "μ": [t: "g⠍"] +- "ν": [t: "g⠝"] +- "ξ": [t: "g⠭"] +- "ο": [t: "g⠕"] +- "π": [t: "g⠏"] +- "ρ": [t: "g⠗"] +- "σ": [t: "g⠎"] +- "τ": [t: "g⠞"] +- "υ": [t: "g⠥"] +- "φ": [t: "g⠋"] +- "χ": [t: "g⠉"] +- "ψ": [t: "g⠽"] +- "ω": [t: "g⠺"] +- "Α": [t: "v⠁"] +- "Β": [t: "v⠃"] +- "Γ": [t: "v⠛"] +- "Δ": [t: "v⠙"] +- "Ε": [t: "v⠑"] +- "Ζ": [t: "v⠵"] +- "Η": [t: "v⠚"] +- "Θ": [t: "v⠓"] +- "Ι": [t: "v⠊"] +- "Κ": [t: "v⠅"] +- "Λ": [t: "v⠇"] +- "Μ": [t: "v⠍"] +- "Ν": [t: "v⠝"] +- "Ξ": [t: "v⠭"] +- "Ο": [t: "v⠕"] +- "Π": [t: "v⠏"] +- "Ρ": [t: "v⠗"] +- "Σ": [t: "v⠎"] +- "Τ": [t: "v⠞"] +- "Υ": [t: "v⠥"] +- "Φ": [t: "v⠋"] +- "Χ": [t: "v⠉"] +- "Ψ": [t: "v⠽"] +- "Ω": [t: "v⠺"] +- "ϐ": [t: "g⠃"] +- "ϑ": [t: "g⠓"] +- "ϕ": [t: "g⠋"] +- "ϖ": [t: "g⠏"] +- "ϱ": [t: "g⠗"] - "′": [t: "⠔"] - "″": [t: "⠔⠔"] - "‴": [t: "⠔⠔⠔"] +- "°": [t: "⠨⠴"] - "∀": [t: "⠫⠄"] - "∂": [t: "⠹"] - "∃": [t: "⠫⠢"] @@ -92,6 +95,13 @@ - "∕": [t: "⠠⠌"] - "∖": [t: "⠀⠰⠤"] - "∗": [t: "⠔"] +- "·": [t: "⠄"] +- "×": [t: "⠀⠦"] +- "⋅": [t: "⠄"] +- "⁡": [t: ""] +- "⁢": [t: ""] +- "⁣": [t: ""] +- "⁤": [t: ""] - "∘": [t: "⠴"] - "√": [t: "⠩⠱"] - "∛": [t: "⠩⠒⠱"] @@ -100,11 +110,15 @@ - "∠": [t: "⠸⠪"] - "∣": [t: "⠸"] - "∤": [t: "⠀⠼⠀"] -- "∥": [t: "⠸⠸"] +- "∥": [t: "⠸⠸#"] - "∧": [t: "⠀⠰⠢"] - "∨": [t: "⠀⠰⠔"] - "∩": [t: "⠀⠰⠲"] -- "∪": [t: "⠀⠰⠴"] +- "∪": + - test: + if: "following-sibling::*[1][self::m:mi]" + then: [t: "⠸⠜"] + else: [t: "⠀⠰⠴"] - "∫": [t: "⠮"] - "∬": [t: "⠮⠮"] - "∭": [t: "⠮⠮⠮"] @@ -153,62 +167,66 @@ - "⋰": [t: "⠠⠲⠲⠲"] - "⋱": [t: "⠠⠲⠲⠲"] - "△": [t: "⠸⠙"] +- "→": [t: "⠀⠒⠕"] +- "⟶": [t: "⠀⠒⠕"] +- "←": [t: "⠀⠦⠶"] +- "⟵": [t: "⠀⠦⠶"] - "◻": [t: "⠶"] - "♮": [t: "⠻⠨⠝⠻"] # Latin letters and digits used for mathematical identifiers. -- "a": [t: "⠁"] -- "A": [t: "C⠁"] -- "b": [t: "⠃"] -- "B": [t: "C⠃"] -- "c": [t: "⠉"] -- "C": [t: "C⠉"] -- "d": [t: "⠙"] -- "D": [t: "C⠙"] -- "e": [t: "⠑"] -- "E": [t: "C⠑"] -- "f": [t: "⠋"] -- "F": [t: "C⠋"] -- "g": [t: "⠛"] -- "G": [t: "C⠛"] -- "h": [t: "⠓"] -- "H": [t: "C⠓"] -- "i": [t: "⠊"] -- "I": [t: "C⠊"] -- "j": [t: "⠚"] -- "J": [t: "C⠚"] -- "k": [t: "⠅"] -- "K": [t: "C⠅"] -- "l": [t: "⠇"] -- "L": [t: "C⠇"] -- "m": [t: "⠍"] -- "M": [t: "C⠍"] -- "n": [t: "⠝"] -- "N": [t: "C⠝"] -- "o": [t: "⠕"] -- "O": [t: "C⠕"] -- "p": [t: "⠏"] -- "P": [t: "C⠏"] -- "q": [t: "⠟"] -- "Q": [t: "C⠟"] -- "r": [t: "⠗"] -- "R": [t: "C⠗"] -- "s": [t: "⠎"] -- "S": [t: "C⠎"] -- "t": [t: "⠞"] -- "T": [t: "C⠞"] -- "u": [t: "⠥"] -- "U": [t: "C⠥"] -- "v": [t: "⠧"] -- "V": [t: "C⠧"] -- "w": [t: "⠺"] -- "W": [t: "C⠺"] -- "x": [t: "⠭"] -- "X": [t: "C⠭"] -- "y": [t: "⠽"] -- "Y": [t: "C⠽"] -- "z": [t: "⠵"] -- "Z": [t: "C⠵"] +- "a": [t: "l⠁"] +- "A": [t: "u⠁"] +- "b": [t: "l⠃"] +- "B": [t: "u⠃"] +- "c": [t: "l⠉"] +- "C": [t: "u⠉"] +- "d": [t: "l⠙"] +- "D": [t: "u⠙"] +- "e": [t: "l⠑"] +- "E": [t: "u⠑"] +- "f": [t: "l⠋"] +- "F": [t: "u⠋"] +- "g": [t: "l⠛"] +- "G": [t: "u⠛"] +- "h": [t: "l⠓"] +- "H": [t: "u⠓"] +- "i": [t: "l⠊"] +- "I": [t: "u⠊"] +- "j": [t: "l⠚"] +- "J": [t: "u⠚"] +- "k": [t: "l⠅"] +- "K": [t: "u⠅"] +- "l": [t: "l⠇"] +- "L": [t: "u⠇"] +- "m": [t: "l⠍"] +- "M": [t: "u⠍"] +- "n": [t: "l⠝"] +- "N": [t: "u⠝"] +- "o": [t: "l⠕"] +- "O": [t: "u⠕"] +- "p": [t: "l⠏"] +- "P": [t: "u⠏"] +- "q": [t: "l⠟"] +- "Q": [t: "u⠟"] +- "r": [t: "l⠗"] +- "R": [t: "u⠗"] +- "s": [t: "l⠎"] +- "S": [t: "u⠎"] +- "t": [t: "l⠞"] +- "T": [t: "u⠞"] +- "u": [t: "l⠥"] +- "U": [t: "u⠥"] +- "v": [t: "l⠧"] +- "V": [t: "u⠧"] +- "w": [t: "l⠺"] +- "W": [t: "u⠺"] +- "x": [t: "l⠭"] +- "X": [t: "u⠭"] +- "y": [t: "l⠽"] +- "Y": [t: "u⠽"] +- "z": [t: "l⠵"] +- "Z": [t: "u⠵"] - "0": [t: "N⠚"] - "1": [t: "N⠁"] - "2": [t: "N⠃"] @@ -220,6 +238,18 @@ - "8": [t: "N⠓"] - "9": [t: "N⠊"] +# Lowered digits used in denominators and integer scripts. +- "\ue000": [t: "⠴"] +- "\ue001": [t: "⠂"] +- "\ue002": [t: "⠆"] +- "\ue003": [t: "⠒"] +- "\ue004": [t: "⠲"] +- "\ue005": [t: "⠢"] +- "\ue006": [t: "⠖"] +- "\ue007": [t: "⠶"] +- "\ue008": [t: "⠦"] +- "\ue009": [t: "⠔"] + # Russian literary braille letters for mtext and Cyrillic identifiers. - "а": [t: "⠁"] - "А": [t: "C⠁"] diff --git a/src/braille.rs b/src/braille.rs index 6b259776..ec26cb2d 100644 --- a/src/braille.rs +++ b/src/braille.rs @@ -2183,7 +2183,8 @@ fn russian_cleanup(_pref_manager: Ref, raw_braille: String) - previous_char_was_digit = matches!(ch, '⠚' | '⠁' | '⠃' | '⠉' | '⠙' | '⠑' | '⠋' | '⠛' | '⠓' | '⠊'); } - let result = REPLACE_INDICATORS.replace_all(&raw_braille_without_repeated_number_indicators, |cap: &Captures| { + let result = add_russian_alphabet_indicators(&raw_braille_without_repeated_number_indicators); + let result = REPLACE_INDICATORS.replace_all(&result, |cap: &Captures| { match &cap[0] { "B" => "⠸", "C" => "⠠", @@ -2198,6 +2199,33 @@ fn russian_cleanup(_pref_manager: Ref, raw_braille: String) - return COLLAPSE_SPACES.replace_all(&result, "⠀") .trim_matches('⠀') .to_string(); + + fn add_russian_alphabet_indicators(raw_braille: &str) -> String { + let mut result = String::with_capacity(raw_braille.len()); + let mut alphabet_mode = None; + for ch in raw_braille.chars() { + match ch { + 'l' | 'u' | 'g' | 'v' => { + if alphabet_mode != Some(ch) { + result.push_str(match ch { + 'l' => "⠠", // Latin lowercase: dots 6 + 'u' => "⠨", // Latin uppercase: dots 4-6 + 'g' => "⠰", // Greek lowercase: dots 5-6 + 'v' => "⠸", // Greek uppercase: dots 4-5-6 + _ => unreachable!(), + }); + alphabet_mode = Some(ch); + } + }, + 'C' | 'N' | '#' => { + alphabet_mode = None; + result.push(ch); + }, + _ => result.push(ch), + } + } + return result; + } } #[allow(non_snake_case)] diff --git a/tests/braille/Russian/russian.rs b/tests/braille/Russian/russian.rs index 869bf972..313c4532 100644 --- a/tests/braille/Russian/russian.rs +++ b/tests/braille/Russian/russian.rs @@ -11,14 +11,14 @@ fn numbers_and_operators() -> Result<()> { #[test] fn fraction() -> Result<()> { let expr = r#"x2"#; - test_braille("Russian", expr, "⠆⠭⠀⠳⠼⠃⠰")?; + test_braille("Russian", expr, "⠠⠭⠳⠆")?; return Ok(()); } #[test] fn scripts_and_root() -> Result<()> { let expr = r#"x2+y"#; - test_braille("Russian", expr, "⠭⠌⠼⠃⠱⠀⠖⠩⠱⠽⠹")?; + test_braille("Russian", expr, "⠠⠭⠌⠆⠀⠖⠩⠱⠽⠹")?; return Ok(()); } @@ -29,10 +29,66 @@ fn cyrillic_text() -> Result<()> { return Ok(()); } +#[test] +fn wikipedia_linear_parens_flat() -> Result<()> { + let expr = r#"3⋅(9-7)=6"#; + test_braille("Russian", expr, "⠼⠉⠄⠣⠼⠊⠀⠤⠼⠛⠜⠀⠶⠼⠋")?; + return Ok(()); +} + +#[test] +fn source_arithmetic_examples() -> Result<()> { + let expr = r#"24⋅81=1944"#; + test_braille("Russian", expr, "⠼⠃⠙⠄⠼⠓⠁⠀⠶⠼⠁⠊⠙⠙")?; + + let expr = r#"783:9=87"#; + test_braille("Russian", expr, "⠼⠛⠓⠉⠀⠲⠼⠊⠀⠶⠼⠓⠛")?; + + let expr = r#"12×35=420"#; + test_braille("Russian", expr, "⠼⠁⠃⠀⠦⠼⠉⠑⠀⠶⠼⠙⠃⠚")?; + return Ok(()); +} + #[test] fn nested_fraction_and_root() -> Result<()> { let expr = r#"x+1yx-y"#; - test_braille("Russian", expr, "⠆⠭⠀⠖⠩⠱⠆⠼⠁⠀⠳⠽⠰⠹⠀⠳⠭⠀⠤⠽⠰")?; + test_braille("Russian", expr, "⠆⠠⠭⠀⠖⠩⠱⠼⠁⠳⠠⠽⠹⠀⠳⠭⠀⠤⠽⠰")?; + return Ok(()); +} + +#[test] +fn source_simple_fractions_scripts_roots() -> Result<()> { + let expr = r#"12"#; + test_braille("Russian", expr, "⠼⠁⠆")?; + + let expr = r#"a3"#; + test_braille("Russian", expr, "⠠⠁⠳⠒")?; + + let expr = r#"b7"#; + test_braille("Russian", expr, "⠠⠃⠡⠶")?; + + let expr = r#"x3"#; + test_braille("Russian", expr, "⠩⠒⠱⠠⠭⠹")?; + return Ok(()); +} + +#[test] +fn latin_alphabet_indicators() -> Result<()> { + let expr = r#"x+A+y+B=x+y+A+B"#; + test_braille("Russian", expr, "⠠⠭⠀⠖⠨⠁⠀⠖⠠⠽⠀⠖⠨⠃⠀⠶⠠⠭⠀⠖⠽⠀⠖⠨⠁⠀⠖⠃")?; + return Ok(()); +} + +#[test] +fn alphabet_indicators_after_numbers_and_greek() -> Result<()> { + let expr = r#"2⋅x+15=23"#; + test_braille("Russian", expr, "⠼⠃⠄⠠⠭⠀⠖⠼⠁⠑⠀⠶⠼⠃⠉")?; + + let expr = r#"L=2πr"#; + test_braille("Russian", expr, "⠨⠇⠀⠶⠼⠃⠰⠏⠠⠗")?; + + let expr = r#"α+β=Α+Β"#; + test_braille("Russian", expr, "⠰⠁⠀⠖⠃⠀⠶⠸⠁⠀⠖⠃")?; return Ok(()); } @@ -53,6 +109,41 @@ fn wikipedia_linear_parens() -> Result<()> { #[test] fn wikipedia_sqrt() -> Result<()> { let expr = r#"10000<101"#; - test_braille("Russian", expr, "⠩⠱⠼⠁⠚⠚⠚⠚⠀⠪⠀⠼⠁⠚⠁")?; + test_braille("Russian", expr, "⠩⠱⠼⠁⠚⠚⠚⠚⠹⠀⠪⠀⠼⠁⠚⠁")?; + return Ok(()); +} + +#[test] +fn source_functions_logs_derivatives() -> Result<()> { + let expr = r#"cosα"#; + test_braille("Russian", expr, "⠫⠉⠰⠁")?; + + let expr = r#"tgx⋅ctgx=1"#; + test_braille("Russian", expr, "⠫⠞⠠⠭⠄⠫⠉⠞⠠⠭⠀⠶⠼⠁")?; + + let expr = r#"logxy⋅logyx=1"#; + test_braille("Russian", expr, "⠫⠇⠡⠠⠭⠱⠽⠄⠫⠇⠡⠠⠽⠱⠭⠀⠶⠼⠁")?; + + let expr = r#"y′(x)=f(x)"#; + test_braille("Russian", expr, "⠠⠽⠔⠣⠭⠜⠀⠶⠋⠣⠭⠜")?; + return Ok(()); +} + +#[test] +fn source_geometry_matrix_chemistry() -> Result<()> { + let expr = r#"∠ABC=15°30′12″"#; + test_braille("Russian", expr, "⠸⠪⠨⠁⠃⠉⠀⠶⠼⠁⠑⠨⠴⠼⠉⠚⠔⠼⠁⠃⠔⠔")?; + + let expr = r#"AB∥CD"#; + test_braille("Russian", expr, "⠨⠁⠃⠸⠸⠨⠉⠙")?; + + let expr = r#"(abcd)"#; + test_braille("Russian", expr, "⠣⠠⠁⠀⠃⠨⠳⠉⠀⠙⠜")?; + + let expr = r#"H2O"#; + test_braille("Russian", expr, "⠨⠓⠡⠆⠕")?; + + let expr = r#"H2C=CH2"#; + test_braille("Russian", expr, "⠨⠓⠡⠆⠉⠦⠉⠓⠡⠆")?; return Ok(()); }