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util/mathcompat.lua @ 13148:c6f46f33cecf
mod_storage_sql: Record all SQLite3 compile options for potential use
Knowing what features are available could be useful for future
experiments. For example, with the JSON module or full text search.
| author | Kim Alvefur <zash@zash.se> |
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| date | Sat, 10 Jun 2023 14:01:56 +0200 |
| parent | 12782:8815d3090928 |
| rev | line source |
|---|---|
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12782
8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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1 if not math.type then |
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8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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2 |
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8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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3 local function math_type(t) |
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8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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4 if type(t) == "number" then |
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8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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5 if t % 1 == 0 and t ~= t + 1 and t ~= t - 1 then |
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8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
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changeset
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6 return "integer" |
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8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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7 else |
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8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
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8 return "float" |
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8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
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9 end |
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8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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10 end |
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8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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11 end |
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8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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12 _G.math.type = math_type |
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8815d3090928
util.mathcompat: Module to ease reuse of math.type()
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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13 end |
