standardize common helpers across all apps

In particular, I merged take_out in anagrams.tlv with all_but in
graphviz.
This commit is contained in:
Kartik K. Agaram 2022-03-19 00:19:58 -07:00
parent ad0ce8b83e
commit 7859317ece
9 changed files with 884 additions and 63 deletions

View File

@ -65,6 +65,36 @@
>end
>
>-- TODO: backport utf-8 support from Lua 5.3
- __teliva_timestamp: original
debugy:
>debugy = 5
- __teliva_timestamp: original
dbg:
>-- helper for debug by print; overlay debug information towards the right
>-- reset debugy every time you refresh screen
>function dbg(window, s)
> local oldy = 0
> local oldx = 0
> oldy, oldx = window:getyx()
> window:mvaddstr(debugy, 60, s)
> debugy = debugy+1
> window:mvaddstr(oldy, oldx, '')
>end
- __teliva_timestamp: original
check:
>function check(x, msg)
> if x then
> Window:addch('.')
> else
> print('F - '..msg)
> print(' '..str(x)..' is false/nil')
> teliva_num_test_failures = teliva_num_test_failures + 1
> -- overlay first test failure on editors
> if teliva_first_failure == nil then
> teliva_first_failure = msg
> end
> end
>end
- __teliva_timestamp: original
check_eq:
>function check_eq(x, expected, msg)
@ -90,8 +120,13 @@
> if b[k] ~= v then
> return false
> end
> return true
> end
> for k, v in pairs(b) do
> if a[k] ~= v then
> return false
> end
> end
> return true
> end
> return a == b
>end
@ -221,6 +256,67 @@
> table.insert(l, elems[i])
> end
>end
- __teliva_timestamp: original
all_but:
>function all_but(x, idx)
> if type(x) == 'table' then
> local result = {}
> for i, elem in ipairs(x) do
> if i ~= idx then
> table.insert(result,elem)
> end
> end
> return result
> elseif type(x) == 'string' then
> if idx < 1 then return x:sub(1) end
> return x:sub(1, idx-1) .. x:sub(idx+1)
> else
> error('all_but: unsupported type '..type(x))
> end
>end
>
>function test_all_but()
> check_eq(all_but('', 0), '', 'all_but: empty')
> check_eq(all_but('abc', 0), 'abc', 'all_but: invalid low index')
> check_eq(all_but('abc', 4), 'abc', 'all_but: invalid high index')
> check_eq(all_but('abc', 1), 'bc', 'all_but: first index')
> check_eq(all_but('abc', 3), 'ab', 'all_but: final index')
> check_eq(all_but('abc', 2), 'ac', 'all_but: middle index')
>end
- __teliva_timestamp: original
set:
>function set(l)
> local result = {}
> for i, elem in ipairs(l) do
> result[elem] = true
> end
> return result
>end
- __teliva_timestamp: original
set_eq:
>function set_eq(l1, l2)
> return eq(set(l1), set(l2))
>end
>
>function test_set_eq()
> check(set_eq({1}, {1}), 'set_eq: identical')
> check(not set_eq({1, 2}, {1, 3}), 'set_eq: different')
> check(set_eq({1, 2}, {2, 1}), 'set_eq: order')
> check(set_eq({1, 2, 2}, {2, 1}), 'set_eq: duplicates')
>end
- __teliva_timestamp: original
clear:
>function clear(lines)
> while #lines > 0 do
> table.remove(lines)
> end
>end
- __teliva_timestamp: original
zap:
>function zap(target, src)
> clear(target)
> append(target, src)
>end
- __teliva_timestamp: original
menu:
>-- To show app-specific hotkeys in the menu bar, add hotkey/command
@ -317,27 +413,11 @@
> local result = {}
> for i=1, #s do
> if i == 1 or s[i] ~= s[i-1] then
> append(result, combine(s[i], gather(take_out(s, i))))
> append(result, combine(s[i], gather(all_but(s, i))))
> end
> end
> return result
>end
- __teliva_timestamp:
>Mon Feb 21 18:06:20 2022
take_out:
>function take_out(s, i)
> if i < 1 then return s:sub(1) end
> return s:sub(1, i-1) .. s:sub(i+1)
>end
>
>function test_take_out()
> check_eq(take_out('', 0), '', 'take_out: empty')
> check_eq(take_out('abc', 0), 'abc', 'take_out: invalid low index')
> check_eq(take_out('abc', 4), 'abc', 'take_out: invalid high index')
> check_eq(take_out('abc', 1), 'bc', 'take_out: first index')
> check_eq(take_out('abc', 3), 'ab', 'take_out: final index')
> check_eq(take_out('abc', 2), 'ac', 'take_out: middle index')
>end
- __teliva_timestamp: original
__teliva_note:
>basic version
@ -439,7 +519,7 @@
> local result = {}
> for i=1, #s do
> if i == 1 or s[i] ~= s[i-1] then
> local subresult = gather(take_out(s, i))
> local subresult = gather(all_but(s, i))
> if subresult == nil then return nil end -- interrupted
> append(result, combine(s[i], subresult))
> end

View File

@ -120,8 +120,13 @@
> if b[k] ~= v then
> return false
> end
> return true
> end
> for k, v in pairs(b) do
> if a[k] ~= v then
> return false
> end
> end
> return true
> end
> return a == b
>end
@ -251,6 +256,67 @@
> table.insert(l, elems[i])
> end
>end
- __teliva_timestamp: original
all_but:
>function all_but(x, idx)
> if type(x) == 'table' then
> local result = {}
> for i, elem in ipairs(x) do
> if i ~= idx then
> table.insert(result,elem)
> end
> end
> return result
> elseif type(x) == 'string' then
> if idx < 1 then return x:sub(1) end
> return x:sub(1, idx-1) .. x:sub(idx+1)
> else
> error('all_but: unsupported type '..type(x))
> end
>end
>
>function test_all_but()
> check_eq(all_but('', 0), '', 'all_but: empty')
> check_eq(all_but('abc', 0), 'abc', 'all_but: invalid low index')
> check_eq(all_but('abc', 4), 'abc', 'all_but: invalid high index')
> check_eq(all_but('abc', 1), 'bc', 'all_but: first index')
> check_eq(all_but('abc', 3), 'ab', 'all_but: final index')
> check_eq(all_but('abc', 2), 'ac', 'all_but: middle index')
>end
- __teliva_timestamp: original
set:
>function set(l)
> local result = {}
> for i, elem in ipairs(l) do
> result[elem] = true
> end
> return result
>end
- __teliva_timestamp: original
set_eq:
>function set_eq(l1, l2)
> return eq(set(l1), set(l2))
>end
>
>function test_set_eq()
> check(set_eq({1}, {1}), 'set_eq: identical')
> check(not set_eq({1, 2}, {1, 3}), 'set_eq: different')
> check(set_eq({1, 2}, {2, 1}), 'set_eq: order')
> check(set_eq({1, 2, 2}, {2, 1}), 'set_eq: duplicates')
>end
- __teliva_timestamp: original
clear:
>function clear(lines)
> while #lines > 0 do
> table.remove(lines)
> end
>end
- __teliva_timestamp: original
zap:
>function zap(target, src)
> clear(target)
> append(target, src)
>end
- __teliva_timestamp: original
menu:
>-- To show app-specific hotkeys in the menu bar, add hotkey/command

View File

@ -80,6 +80,74 @@
> debugy = debugy+1
> window:mvaddstr(oldy, oldx, '')
>end
- __teliva_timestamp: original
check:
>function check(x, msg)
> if x then
> Window:addch('.')
> else
> print('F - '..msg)
> print(' '..str(x)..' is false/nil')
> teliva_num_test_failures = teliva_num_test_failures + 1
> -- overlay first test failure on editors
> if teliva_first_failure == nil then
> teliva_first_failure = msg
> end
> end
>end
- __teliva_timestamp: original
check_eq:
>function check_eq(x, expected, msg)
> if eq(x, expected) then
> Window:addch('.')
> else
> print('F - '..msg)
> print(' expected '..str(expected)..' but got '..str(x))
> teliva_num_test_failures = teliva_num_test_failures + 1
> -- overlay first test failure on editors
> if teliva_first_failure == nil then
> teliva_first_failure = msg
> end
> end
>end
- __teliva_timestamp: original
eq:
>function eq(a, b)
> if type(a) ~= type(b) then return false end
> if type(a) == 'table' then
> if #a ~= #b then return false end
> for k, v in pairs(a) do
> if b[k] ~= v then
> return false
> end
> end
> for k, v in pairs(b) do
> if a[k] ~= v then
> return false
> end
> end
> return true
> end
> return a == b
>end
- __teliva_timestamp: original
str:
>-- smarter tostring
>-- slow; used only for debugging
>function str(x)
> if type(x) == 'table' then
> local result = ''
> result = result..#x..'{'
> for k, v in pairs(x) do
> result = result..str(k)..'='..str(v)..', '
> end
> result = result..'}'
> return result
> elseif type(x) == 'string' then
> return '"'..x..'"'
> end
> return tostring(x)
>end
- __teliva_timestamp: original
map:
>-- only for arrays
@ -147,11 +215,94 @@
> return result
>end
- __teliva_timestamp: original
append:
>function append(target, src)
> for _, line in ipairs(src) do
> table.insert(target, line)
sort_letters:
>function sort_letters(s)
> tmp = {}
> for i=1,#s do
> table.insert(tmp, s[i])
> end
> table.sort(tmp)
> local result = ''
> for _, c in pairs(tmp) do
> result = result..c
> end
> return result
>end
>
>function test_sort_letters(s)
> check_eq(sort_letters(''), '', 'test_sort_letters: empty')
> check_eq(sort_letters('ba'), 'ab', 'test_sort_letters: non-empty')
> check_eq(sort_letters('abba'), 'aabb', 'test_sort_letters: duplicates')
>end
- __teliva_timestamp: original
count_letters:
>function count_letters(s)
> local result = {}
> for i=1,s:len() do
> local c = s[i]
> if result[c] == nil then
> result[c] = 1
> else
> result[c] = result[c] + 1
> end
> end
> return result
>end
- __teliva_timestamp: original
append:
>-- concatenate list 'elems' into 'l', modifying 'l' in the process
>function append(l, elems)
> for i=1,#elems do
> table.insert(l, elems[i])
> end
>end
- __teliva_timestamp: original
all_but:
>function all_but(x, idx)
> if type(x) == 'table' then
> local result = {}
> for i, elem in ipairs(x) do
> if i ~= idx then
> table.insert(result,elem)
> end
> end
> return result
> elseif type(x) == 'string' then
> if idx < 1 then return x:sub(1) end
> return x:sub(1, idx-1) .. x:sub(idx+1)
> else
> error('all_but: unsupported type '..type(x))
> end
>end
>
>function test_all_but()
> check_eq(all_but('', 0), '', 'all_but: empty')
> check_eq(all_but('abc', 0), 'abc', 'all_but: invalid low index')
> check_eq(all_but('abc', 4), 'abc', 'all_but: invalid high index')
> check_eq(all_but('abc', 1), 'bc', 'all_but: first index')
> check_eq(all_but('abc', 3), 'ab', 'all_but: final index')
> check_eq(all_but('abc', 2), 'ac', 'all_but: middle index')
>end
- __teliva_timestamp: original
set:
>function set(l)
> local result = {}
> for i, elem in ipairs(l) do
> result[elem] = true
> end
> return result
>end
- __teliva_timestamp: original
set_eq:
>function set_eq(l1, l2)
> return eq(set(l1), set(l2))
>end
>
>function test_set_eq()
> check(set_eq({1}, {1}), 'set_eq: identical')
> check(not set_eq({1, 2}, {1, 3}), 'set_eq: different')
> check(set_eq({1, 2}, {2, 1}), 'set_eq: order')
> check(set_eq({1, 2, 2}, {2, 1}), 'set_eq: duplicates')
>end
- __teliva_timestamp: original
clear:

View File

@ -115,6 +115,7 @@
>function eq(a, b)
> if type(a) ~= type(b) then return false end
> if type(a) == 'table' then
> if #a ~= #b then return false end
> for k, v in pairs(a) do
> if b[k] ~= v then
> return false
@ -255,6 +256,67 @@
> table.insert(l, elems[i])
> end
>end
- __teliva_timestamp: original
all_but:
>function all_but(x, idx)
> if type(x) == 'table' then
> local result = {}
> for i, elem in ipairs(x) do
> if i ~= idx then
> table.insert(result,elem)
> end
> end
> return result
> elseif type(x) == 'string' then
> if idx < 1 then return x:sub(1) end
> return x:sub(1, idx-1) .. x:sub(idx+1)
> else
> error('all_but: unsupported type '..type(x))
> end
>end
>
>function test_all_but()
> check_eq(all_but('', 0), '', 'all_but: empty')
> check_eq(all_but('abc', 0), 'abc', 'all_but: invalid low index')
> check_eq(all_but('abc', 4), 'abc', 'all_but: invalid high index')
> check_eq(all_but('abc', 1), 'bc', 'all_but: first index')
> check_eq(all_but('abc', 3), 'ab', 'all_but: final index')
> check_eq(all_but('abc', 2), 'ac', 'all_but: middle index')
>end
- __teliva_timestamp: original
set:
>function set(l)
> local result = {}
> for i, elem in ipairs(l) do
> result[elem] = true
> end
> return result
>end
- __teliva_timestamp: original
set_eq:
>function set_eq(l1, l2)
> return eq(set(l1), set(l2))
>end
>
>function test_set_eq()
> check(set_eq({1}, {1}), 'set_eq: identical')
> check(not set_eq({1, 2}, {1, 3}), 'set_eq: different')
> check(set_eq({1, 2}, {2, 1}), 'set_eq: order')
> check(set_eq({1, 2, 2}, {2, 1}), 'set_eq: duplicates')
>end
- __teliva_timestamp: original
clear:
>function clear(lines)
> while #lines > 0 do
> table.remove(lines)
> end
>end
- __teliva_timestamp: original
zap:
>function zap(target, src)
> clear(target)
> append(target, src)
>end
- __teliva_timestamp: original
menu:
>-- To show app-specific hotkeys in the menu bar, add hotkey/command
@ -1050,38 +1112,3 @@
> window:addstr(' ')
> end
>end
- __teliva_timestamp:
>Fri Mar 18 20:32:18 2022
all_but:
>function all_but(l, idx)
> local result = {}
> for i, elem in ipairs(l) do
> if i ~= idx then
> table.insert(result,elem)
> end
> end
> return result
>end
- __teliva_timestamp:
>Fri Mar 18 20:32:18 2022
set:
>function set(l)
> local result = {}
> for i, elem in ipairs(l) do
> result[elem] = true
> end
> return result
>end
- __teliva_timestamp:
>Fri Mar 18 20:32:18 2022
set_eq:
>function set_eq(l1, l2)
> return eq(set(l1), set(l2))
>end
>
>function test_set_eq()
> check(set_eq({1}, {1}), 'set_eq: identical')
> check(not set_eq({1, 2}, {1, 3}), 'set_eq: different')
> check(set_eq({1, 2}, {2, 1}), 'set_eq: order')
> check(set_eq({1, 2, 2}, {2, 1}), 'set_eq: duplicates')
>end

View File

@ -120,8 +120,13 @@
> if b[k] ~= v then
> return false
> end
> return true
> end
> for k, v in pairs(b) do
> if a[k] ~= v then
> return false
> end
> end
> return true
> end
> return a == b
>end
@ -251,6 +256,67 @@
> table.insert(l, elems[i])
> end
>end
- __teliva_timestamp: original
all_but:
>function all_but(x, idx)
> if type(x) == 'table' then
> local result = {}
> for i, elem in ipairs(x) do
> if i ~= idx then
> table.insert(result,elem)
> end
> end
> return result
> elseif type(x) == 'string' then
> if idx < 1 then return x:sub(1) end
> return x:sub(1, idx-1) .. x:sub(idx+1)
> else
> error('all_but: unsupported type '..type(x))
> end
>end
>
>function test_all_but()
> check_eq(all_but('', 0), '', 'all_but: empty')
> check_eq(all_but('abc', 0), 'abc', 'all_but: invalid low index')
> check_eq(all_but('abc', 4), 'abc', 'all_but: invalid high index')
> check_eq(all_but('abc', 1), 'bc', 'all_but: first index')
> check_eq(all_but('abc', 3), 'ab', 'all_but: final index')
> check_eq(all_but('abc', 2), 'ac', 'all_but: middle index')
>end
- __teliva_timestamp: original
set:
>function set(l)
> local result = {}
> for i, elem in ipairs(l) do
> result[elem] = true
> end
> return result
>end
- __teliva_timestamp: original
set_eq:
>function set_eq(l1, l2)
> return eq(set(l1), set(l2))
>end
>
>function test_set_eq()
> check(set_eq({1}, {1}), 'set_eq: identical')
> check(not set_eq({1, 2}, {1, 3}), 'set_eq: different')
> check(set_eq({1, 2}, {2, 1}), 'set_eq: order')
> check(set_eq({1, 2, 2}, {2, 1}), 'set_eq: duplicates')
>end
- __teliva_timestamp: original
clear:
>function clear(lines)
> while #lines > 0 do
> table.remove(lines)
> end
>end
- __teliva_timestamp: original
zap:
>function zap(target, src)
> clear(target)
> append(target, src)
>end
- __teliva_timestamp: original
menu:
>-- To show app-specific hotkeys in the menu bar, add hotkey/command

176
lisp.tlv
View File

@ -80,6 +80,74 @@
> debugy = debugy+1
> window:mvaddstr(oldy, oldx, '')
>end
- __teliva_timestamp: original
check:
>function check(x, msg)
> if x then
> Window:addch('.')
> else
> print('F - '..msg)
> print(' '..str(x)..' is false/nil')
> teliva_num_test_failures = teliva_num_test_failures + 1
> -- overlay first test failure on editors
> if teliva_first_failure == nil then
> teliva_first_failure = msg
> end
> end
>end
- __teliva_timestamp: original
check_eq:
>function check_eq(x, expected, msg)
> if eq(x, expected) then
> Window:addch('.')
> else
> print('F - '..msg)
> print(' expected '..str(expected)..' but got '..str(x))
> teliva_num_test_failures = teliva_num_test_failures + 1
> -- overlay first test failure on editors
> if teliva_first_failure == nil then
> teliva_first_failure = msg
> end
> end
>end
- __teliva_timestamp: original
eq:
>function eq(a, b)
> if type(a) ~= type(b) then return false end
> if type(a) == 'table' then
> if #a ~= #b then return false end
> for k, v in pairs(a) do
> if b[k] ~= v then
> return false
> end
> end
> for k, v in pairs(b) do
> if a[k] ~= v then
> return false
> end
> end
> return true
> end
> return a == b
>end
- __teliva_timestamp: original
str:
>-- smarter tostring
>-- slow; used only for debugging
>function str(x)
> if type(x) == 'table' then
> local result = ''
> result = result..#x..'{'
> for k, v in pairs(x) do
> result = result..str(k)..'='..str(v)..', '
> end
> result = result..'}'
> return result
> elseif type(x) == 'string' then
> return '"'..x..'"'
> end
> return tostring(x)
>end
- __teliva_timestamp: original
map:
>-- only for arrays
@ -146,6 +214,114 @@
> end
> return result
>end
- __teliva_timestamp: original
sort_letters:
>function sort_letters(s)
> tmp = {}
> for i=1,#s do
> table.insert(tmp, s[i])
> end
> table.sort(tmp)
> local result = ''
> for _, c in pairs(tmp) do
> result = result..c
> end
> return result
>end
>
>function test_sort_letters(s)
> check_eq(sort_letters(''), '', 'test_sort_letters: empty')
> check_eq(sort_letters('ba'), 'ab', 'test_sort_letters: non-empty')
> check_eq(sort_letters('abba'), 'aabb', 'test_sort_letters: duplicates')
>end
- __teliva_timestamp: original
count_letters:
>function count_letters(s)
> local result = {}
> for i=1,s:len() do
> local c = s[i]
> if result[c] == nil then
> result[c] = 1
> else
> result[c] = result[c] + 1
> end
> end
> return result
>end
- __teliva_timestamp: original
append:
>-- concatenate list 'elems' into 'l', modifying 'l' in the process
>function append(l, elems)
> for i=1,#elems do
> table.insert(l, elems[i])
> end
>end
- __teliva_timestamp: original
all_but:
>function all_but(x, idx)
> if type(x) == 'table' then
> local result = {}
> for i, elem in ipairs(x) do
> if i ~= idx then
> table.insert(result,elem)
> end
> end
> return result
> elseif type(x) == 'string' then
> if idx < 1 then return x:sub(1) end
> return x:sub(1, idx-1) .. x:sub(idx+1)
> else
> error('all_but: unsupported type '..type(x))
> end
>end
>
>function test_all_but()
> check_eq(all_but('', 0), '', 'all_but: empty')
> check_eq(all_but('abc', 0), 'abc', 'all_but: invalid low index')
> check_eq(all_but('abc', 4), 'abc', 'all_but: invalid high index')
> check_eq(all_but('abc', 1), 'bc', 'all_but: first index')
> check_eq(all_but('abc', 3), 'ab', 'all_but: final index')
> check_eq(all_but('abc', 2), 'ac', 'all_but: middle index')
>end
- __teliva_timestamp: original
set:
>function set(l)
> local result = {}
> for i, elem in ipairs(l) do
> result[elem] = true
> end
> return result
>end
- __teliva_timestamp: original
set_eq:
>function set_eq(l1, l2)
> return eq(set(l1), set(l2))
>end
>
>function test_set_eq()
> check(set_eq({1}, {1}), 'set_eq: identical')
> check(not set_eq({1, 2}, {1, 3}), 'set_eq: different')
> check(set_eq({1, 2}, {2, 1}), 'set_eq: order')
> check(set_eq({1, 2, 2}, {2, 1}), 'set_eq: duplicates')
>end
- __teliva_timestamp: original
clear:
>function clear(lines)
> while #lines > 0 do
> table.remove(lines)
> end
>end
- __teliva_timestamp: original
zap:
>function zap(target, src)
> clear(target)
> append(target, src)
>end
- __teliva_timestamp: original
menu:
>-- To show app-specific hotkeys in the menu bar, add hotkey/command
>-- arrays of strings to the menu array.
>menu = {}
- __teliva_timestamp: original
Window:
>Window = curses.stdscr()

View File

@ -120,8 +120,13 @@
> if b[k] ~= v then
> return false
> end
> return true
> end
> for k, v in pairs(b) do
> if a[k] ~= v then
> return false
> end
> end
> return true
> end
> return a == b
>end
@ -251,6 +256,67 @@
> table.insert(l, elems[i])
> end
>end
- __teliva_timestamp: original
all_but:
>function all_but(x, idx)
> if type(x) == 'table' then
> local result = {}
> for i, elem in ipairs(x) do
> if i ~= idx then
> table.insert(result,elem)
> end
> end
> return result
> elseif type(x) == 'string' then
> if idx < 1 then return x:sub(1) end
> return x:sub(1, idx-1) .. x:sub(idx+1)
> else
> error('all_but: unsupported type '..type(x))
> end
>end
>
>function test_all_but()
> check_eq(all_but('', 0), '', 'all_but: empty')
> check_eq(all_but('abc', 0), 'abc', 'all_but: invalid low index')
> check_eq(all_but('abc', 4), 'abc', 'all_but: invalid high index')
> check_eq(all_but('abc', 1), 'bc', 'all_but: first index')
> check_eq(all_but('abc', 3), 'ab', 'all_but: final index')
> check_eq(all_but('abc', 2), 'ac', 'all_but: middle index')
>end
- __teliva_timestamp: original
set:
>function set(l)
> local result = {}
> for i, elem in ipairs(l) do
> result[elem] = true
> end
> return result
>end
- __teliva_timestamp: original
set_eq:
>function set_eq(l1, l2)
> return eq(set(l1), set(l2))
>end
>
>function test_set_eq()
> check(set_eq({1}, {1}), 'set_eq: identical')
> check(not set_eq({1, 2}, {1, 3}), 'set_eq: different')
> check(set_eq({1, 2}, {2, 1}), 'set_eq: order')
> check(set_eq({1, 2, 2}, {2, 1}), 'set_eq: duplicates')
>end
- __teliva_timestamp: original
clear:
>function clear(lines)
> while #lines > 0 do
> table.remove(lines)
> end
>end
- __teliva_timestamp: original
zap:
>function zap(target, src)
> clear(target)
> append(target, src)
>end
- __teliva_timestamp: original
menu:
>-- To show app-specific hotkeys in the menu bar, add hotkey/command

View File

@ -80,6 +80,21 @@
> debugy = debugy+1
> window:mvaddstr(oldy, oldx, '')
>end
- __teliva_timestamp: original
check:
>function check(x, msg)
> if x then
> Window:addch('.')
> else
> print('F - '..msg)
> print(' '..str(x)..' is false/nil')
> teliva_num_test_failures = teliva_num_test_failures + 1
> -- overlay first test failure on editors
> if teliva_first_failure == nil then
> teliva_first_failure = msg
> end
> end
>end
- __teliva_timestamp: original
check_eq:
>function check_eq(x, expected, msg)
@ -105,8 +120,13 @@
> if b[k] ~= v then
> return false
> end
> return true
> end
> for k, v in pairs(b) do
> if a[k] ~= v then
> return false
> end
> end
> return true
> end
> return a == b
>end
@ -194,6 +214,109 @@
> end
> return result
>end
- __teliva_timestamp: original
sort_letters:
>function sort_letters(s)
> tmp = {}
> for i=1,#s do
> table.insert(tmp, s[i])
> end
> table.sort(tmp)
> local result = ''
> for _, c in pairs(tmp) do
> result = result..c
> end
> return result
>end
>
>function test_sort_letters(s)
> check_eq(sort_letters(''), '', 'test_sort_letters: empty')
> check_eq(sort_letters('ba'), 'ab', 'test_sort_letters: non-empty')
> check_eq(sort_letters('abba'), 'aabb', 'test_sort_letters: duplicates')
>end
- __teliva_timestamp: original
count_letters:
>function count_letters(s)
> local result = {}
> for i=1,s:len() do
> local c = s[i]
> if result[c] == nil then
> result[c] = 1
> else
> result[c] = result[c] + 1
> end
> end
> return result
>end
- __teliva_timestamp: original
append:
>-- concatenate list 'elems' into 'l', modifying 'l' in the process
>function append(l, elems)
> for i=1,#elems do
> table.insert(l, elems[i])
> end
>end
- __teliva_timestamp: original
all_but:
>function all_but(x, idx)
> if type(x) == 'table' then
> local result = {}
> for i, elem in ipairs(x) do
> if i ~= idx then
> table.insert(result,elem)
> end
> end
> return result
> elseif type(x) == 'string' then
> if idx < 1 then return x:sub(1) end
> return x:sub(1, idx-1) .. x:sub(idx+1)
> else
> error('all_but: unsupported type '..type(x))
> end
>end
>
>function test_all_but()
> check_eq(all_but('', 0), '', 'all_but: empty')
> check_eq(all_but('abc', 0), 'abc', 'all_but: invalid low index')
> check_eq(all_but('abc', 4), 'abc', 'all_but: invalid high index')
> check_eq(all_but('abc', 1), 'bc', 'all_but: first index')
> check_eq(all_but('abc', 3), 'ab', 'all_but: final index')
> check_eq(all_but('abc', 2), 'ac', 'all_but: middle index')
>end
- __teliva_timestamp: original
set:
>function set(l)
> local result = {}
> for i, elem in ipairs(l) do
> result[elem] = true
> end
> return result
>end
- __teliva_timestamp: original
set_eq:
>function set_eq(l1, l2)
> return eq(set(l1), set(l2))
>end
>
>function test_set_eq()
> check(set_eq({1}, {1}), 'set_eq: identical')
> check(not set_eq({1, 2}, {1, 3}), 'set_eq: different')
> check(set_eq({1, 2}, {2, 1}), 'set_eq: order')
> check(set_eq({1, 2, 2}, {2, 1}), 'set_eq: duplicates')
>end
- __teliva_timestamp: original
clear:
>function clear(lines)
> while #lines > 0 do
> table.remove(lines)
> end
>end
- __teliva_timestamp: original
zap:
>function zap(target, src)
> clear(target)
> append(target, src)
>end
- __teliva_timestamp: original
menu:
>-- To show app-specific hotkeys in the menu bar, add hotkey/command

68
zet.tlv
View File

@ -120,8 +120,13 @@
> if b[k] ~= v then
> return false
> end
> return true
> end
> for k, v in pairs(b) do
> if a[k] ~= v then
> return false
> end
> end
> return true
> end
> return a == b
>end
@ -251,6 +256,67 @@
> table.insert(l, elems[i])
> end
>end
- __teliva_timestamp: original
all_but:
>function all_but(x, idx)
> if type(x) == 'table' then
> local result = {}
> for i, elem in ipairs(x) do
> if i ~= idx then
> table.insert(result,elem)
> end
> end
> return result
> elseif type(x) == 'string' then
> if idx < 1 then return x:sub(1) end
> return x:sub(1, idx-1) .. x:sub(idx+1)
> else
> error('all_but: unsupported type '..type(x))
> end
>end
>
>function test_all_but()
> check_eq(all_but('', 0), '', 'all_but: empty')
> check_eq(all_but('abc', 0), 'abc', 'all_but: invalid low index')
> check_eq(all_but('abc', 4), 'abc', 'all_but: invalid high index')
> check_eq(all_but('abc', 1), 'bc', 'all_but: first index')
> check_eq(all_but('abc', 3), 'ab', 'all_but: final index')
> check_eq(all_but('abc', 2), 'ac', 'all_but: middle index')
>end
- __teliva_timestamp: original
set:
>function set(l)
> local result = {}
> for i, elem in ipairs(l) do
> result[elem] = true
> end
> return result
>end
- __teliva_timestamp: original
set_eq:
>function set_eq(l1, l2)
> return eq(set(l1), set(l2))
>end
>
>function test_set_eq()
> check(set_eq({1}, {1}), 'set_eq: identical')
> check(not set_eq({1, 2}, {1, 3}), 'set_eq: different')
> check(set_eq({1, 2}, {2, 1}), 'set_eq: order')
> check(set_eq({1, 2, 2}, {2, 1}), 'set_eq: duplicates')
>end
- __teliva_timestamp: original
clear:
>function clear(lines)
> while #lines > 0 do
> table.remove(lines)
> end
>end
- __teliva_timestamp: original
zap:
>function zap(target, src)
> clear(target)
> append(target, src)
>end
- __teliva_timestamp: original
menu:
>-- To show app-specific hotkeys in the menu bar, add hotkey/command